Raman Wavelength & Wavenumber Solver Chart Page 1

Excitation Laser 405 nm 24,691 cm-1

Shift (cm-1) Group Intensity Red Shift(nm) Blue Shift(nm)

100 - 210 Lattice Vibration Strong 406.6 - 408.5 403.4 - 401.6

150 - 430 Xmetal-O Strong 407.5 - 412.2 402.6 - 398.1

250 - 400 C-C Aliphatic Chain Strong 409.1 - 411.7 400.9 - 398.5

295 - 340 Se-Se Strong 409.9 - 410.7 400.2 - 399.5

425 - 550 S-S Strong 412.1 - 414.2 398.1 - 396.2

450 - 550 Si-O-Si Strong 412.5 - 414.2 397.8 - 396.2

490 - 660 C-I Strong 413.2 - 416.1 397.1 - 394.5

505 - 700 C-Br Strong 413.5 - 416.8 396.9 - 393.8

550 - 790 C-Cl Strong 414.2 - 418.4 396.2 - 392.4

580 - 680 C=S Strong 414.7 - 416.5 395.7 - 394.1

630 - 1,250 C-C Aliphatic Chain Moderate 415.6 - 426.6 394.9 - 385.5

670 - 780 C-S Strong 416.3 - 418.2 394.3 - 392.6

720 - 800 C-F Strong 417.2 - 418.6 393.5 - 392.3

800 - 950 C-O-C Weak 418.6 - 421.2 392.3 - 390.0

910 - 960 Carboxylic Acid Dimer Weak 420.5 - 421.4 390.6 - 389.8

990 - 1,100 Aromatic Rings Strong 421.9 - 423.9 389.4 - 387.7

1,010 - 1,095 Si-O-C Weak 422.3 - 423.8 389.1 - 387.8

1,010 - 1,095 Si-O-Si Weak 422.3 - 423.8 389.1 - 387.8

1,020 - 1,225 C=S Strong 422.5 - 426.1 388.9 - 385.9

1,025 - 1,060 Sulfonic Acid V.Weak 422.5 - 423.2 388.9 - 388.3

1,050 - 1,210 Sulfonamide Moderate 423.0 - 425.9 388.5 - 386.1

1,120 - 1,190 Sulfone Moderate 424.2 - 425.5 387.4 - 386.4

1,145 - 1,240 Sulfonic Acid V.Weak 424.7 - 426.4 387.1 - 385.6

1,315 - 1,435 Carboxylate Salt Moderate 427.8 - 430.0 384.5 - 382.8

1,320 - 1,350 Nitro V.Strong 427.9 - 428.4 384.4 - 384.0

1,355 - 1,385 C-CH3 Weak 428.5 - 429.1 383.9 - 383.5

1,365 - 1,450 Aromatic Azo V.Strong 428.7 - 430.3 383.8 - 382.5

1,405 - 1,455 CH2 Weak 429.4 - 430.4 383.2 - 382.5

1,405 - 1,455 CH3 Weak 429.4 - 430.4 383.2 - 382.5

1,450 - 1,505 Aromatic Ring Moderate 430.3 - 431.3 382.5 - 381.7

1,535 - 1,600 Nitro Moderate 431.8 - 433.1 381.3 - 380.4

1,540 - 1,590 Aliphatic Azo Moderate 431.9 - 432.9 381.2 - 380.5

1,550 - 1,610 Aromatic/Hetero Ring Strong 432.1 - 433.3 381.1 - 380.2

1,550 - 1,700 Amide Strong 432.1 - 434.9 381.1 - 378.9

1,600 - 1,710 Ketone Moderate 433.1 - 435.1 380.4 - 378.8

1,610 - 1,740 Carboxylic Acid Moderate 433.3 - 435.7 380.2 - 378.3

1,625 - 1,680 C=C V.Strong 433.5 - 434.6 380.0 - 379.2

1,630 - 1,665 C=N V.Strong 433.6 - 434.3 379.9 - 379.4

1,690 - 1,720 Urethane Moderate 434.8 - 435.3 379.1 - 378.6

1,710 - 1,725 Aldehyde Moderate 435.1 - 435.4 378.8 - 378.6

1,710 - 1,745 Ester Moderate 435.1 - 435.8 378.8 - 378.3

1,730 - 1,750 Aliphatic Ester Moderate 435.5 - 435.9 378.5 - 378.2

1,735 - 1,790 Lactone Moderate 435.6 - 436.7 378.4 - 377.6

Raman Wavelength & Wavenumber Solver Chart Page 2

Excitation Laser 405 nm 24,691 cm-1

Shift (cm-1) Group Intensity Red Shift(nm) Blue Shift(nm)

1,740 - 1,830 Anhydride Moderate 435.7 - 437.4 378.3 - 377.1

1,745 - 1,780 Acid Chloride Moderate 435.8 - 436.5 378.3 - 377.8

2,020 - 2,100 Isothiocyanate Moderate 441.1 - 442.6 374.4 - 373.3

2,070 - 2,250 Alkyne Strong 442.1 - 445.6 373.7 - 371.2

2,080 - 2,150 Si-H Moderate 442.3 - 443.6 373.5 - 372.6

2,090 - 2,170 Isonitrile Moderate 442.5 - 444.0 373.4 - 372.3

2,100 - 2,170 Thiocyanate V.Weak 442.6 - 444.0 373.3 - 372.3

2,110 - 2,160 Azide Moderate 442.8 - 443.8 373.1 - 372.4

2,200 - 2,230 Aromatic Nitrile Moderate 444.6 - 445.2 371.9 - 371.5

2,200 - 2,280 Diazonium Salt Moderate 444.6 - 446.2 371.9 - 370.8

2,220 - 2,260 Nitrile Moderate 445.0 - 445.8 371.6 - 371.0

2,230 - 2,270 Isocyanate V.Weak 445.2 - 446.0 371.5 - 370.9

2,290 - 2,420 P-H V.Weak 446.4 - 449.0 370.6 - 368.8

2,530 - 2,610 Thiol Strong 451.2 - 452.9 367.4 - 366.3

2,680 - 2,740 Aldehyde Weak 454.3 - 455.6 365.3 - 364.5

2,750 - 2,800 N-CH3 Weak 455.8 - 456.8 364.4 - 363.8

2,770 - 2,830 CH2 Strong 456.2 - 457.4 364.1 - 363.4

2,780 - 2,830 Aldehyde Weak 456.4 - 457.4 364.0 - 363.4

2,790 - 2,850 O-CH3 Weak 456.6 - 457.8 363.9 - 363.1

2,810 - 2,960 C-CH3 Strong 457.0 - 460.2 363.6 - 361.6

2,870 - 3,100 Aromatic C-H Strong 458.3 - 463.1 362.8 - 359.8

2,880 - 3,530 OH Weak 458.5 - 472.6 362.7 - 354.3

2,900 - 2,940 CH2 Strong 458.9 - 459.7 362.4 - 361.9

2,980 - 3,020 CH=CH Strong 460.6 - 461.4 361.4 - 360.9

3,010 - 3,080 =CH2 Strong 461.2 - 462.7 361.0 - 360.1

3,150 - 3,480 Amide Moderate 464.2 - 471.4 359.2 - 355.0

3,150 - 3,480 Amine Moderate 464.2 - 471.4 359.2 - 355.0

3,200 - 3,400 Phenol Weak 465.3 - 469.7 358.5 - 356.0

3,210 - 3,250 Alcohol Weak 465.5 - 466.4 358.4 - 357.9

3,250 - 3,300 Alkyne V.Weak 466.4 - 467.5 357.9 - 357.3

Raman Wavelength & Wavenumber Solver Chart Page 3

Excitation Laser 532 nm 18,797 cm-1

Shift (cm-1) Group Intensity Red Shift(nm) Blue Shift(nm)

100 - 210 Lattice Vibration Strong 534.8 - 538.0 529.2 - 526.1

150 - 430 Xmetal-O Strong 536.3 - 544.5 527.8 - 520.1

250 - 400 C-C Aliphatic Chain Strong 539.2 - 543.6 525.0 - 520.9

295 - 340 Se-Se Strong 540.5 - 541.8 523.8 - 522.5

425 - 550 S-S Strong 544.3 - 548.0 520.2 - 516.9

450 - 550 Si-O-Si Strong 545.0 - 548.0 519.6 - 516.9

490 - 660 C-I Strong 546.2 - 551.4 518.5 - 514.0

505 - 700 C-Br Strong 546.7 - 552.6 518.1 - 512.9

550 - 790 C-Cl Strong 548.0 - 555.3 516.9 - 510.5

580 - 680 C=S Strong 548.9 - 552.0 516.1 - 513.4

630 - 1,250 C-C Aliphatic Chain Moderate 550.4 - 569.9 514.7 - 498.8

670 - 780 C-S Strong 551.7 - 555.0 513.7 - 510.8

720 - 800 C-F Strong 553.2 - 555.6 512.4 - 510.3

800 - 950 C-O-C Weak 555.6 - 560.3 510.3 - 506.4

910 - 960 Carboxylic Acid Dimer Weak 559.1 - 560.6 507.4 - 506.1

990 - 1,100 Aromatic Rings Strong 561.6 - 565.1 505.4 - 502.6

1,010 - 1,095 Si-O-C Weak 562.2 - 564.9 504.9 - 502.7

1,010 - 1,095 Si-O-Si Weak 562.2 - 564.9 504.9 - 502.7

1,020 - 1,225 C=S Strong 562.5 - 569.1 504.6 - 499.5

1,025 - 1,060 Sulfonic Acid V.Weak 562.7 - 563.8 504.5 - 503.6

1,050 - 1,210 Sulfonamide Moderate 563.5 - 568.6 503.9 - 499.8

1,120 - 1,190 Sulfone Moderate 565.7 - 568.0 502.1 - 500.3

1,145 - 1,240 Sulfonic Acid V.Weak 566.5 - 569.6 501.5 - 499.1

1,315 - 1,435 Carboxylate Salt Moderate 572.0 - 576.0 497.2 - 494.3

1,320 - 1,350 Nitro V.Strong 572.2 - 573.2 497.1 - 496.4

1,355 - 1,385 C-CH3 Weak 573.3 - 574.3 496.2 - 495.5

1,365 - 1,450 Aromatic Azo V.Strong 573.7 - 576.5 496.0 - 493.9

1,405 - 1,455 CH2 Weak 575.0 - 576.6 495.0 - 493.8

1,405 - 1,455 CH3 Weak 575.0 - 576.6 495.0 - 493.8

1,450 - 1,505 Aromatic Ring Moderate 576.5 - 578.3 493.9 - 492.6

1,535 - 1,600 Nitro Moderate 579.3 - 581.5 491.8 - 490.3

1,540 - 1,590 Aliphatic Azo Moderate 579.5 - 581.2 491.7 - 490.5

1,550 - 1,610 Aromatic/Hetero Ring Strong 579.8 - 581.8 491.5 - 490.0

1,550 - 1,700 Amide Strong 579.8 - 584.9 491.5 - 487.9

1,600 - 1,710 Ketone Moderate 581.5 - 585.2 490.3 - 487.6

1,610 - 1,740 Carboxylic Acid Moderate 581.8 - 586.3 490.0 - 486.9

1,625 - 1,680 C=C V.Strong 582.3 - 584.2 489.7 - 488.4

1,630 - 1,665 C=N V.Strong 582.5 - 583.7 489.5 - 488.7

1,690 - 1,720 Urethane Moderate 584.6 - 585.6 488.1 - 487.4

1,710 - 1,725 Aldehyde Moderate 585.2 - 585.8 487.6 - 487.3

1,710 - 1,745 Ester Moderate 585.2 - 586.4 487.6 - 486.8

1,730 - 1,750 Aliphatic Ester Moderate 585.9 - 586.6 487.2 - 486.7

1,735 - 1,790 Lactone Moderate 586.1 - 588.0 487.0 - 485.7

Raman Wavelength & Wavenumber Solver Chart Page 4

Excitation Laser 532 nm 18,797 cm-1

Shift (cm-1) Group Intensity Red Shift(nm) Blue Shift(nm)

1,740 - 1,830 Anhydride Moderate 586.3 - 589.4 486.9 - 484.8

1,745 - 1,780 Acid Chloride Moderate 586.4 - 587.6 486.8 - 486.0

2,020 - 2,100 Isothiocyanate Moderate 596.1 - 598.9 480.4 - 478.5

2,070 - 2,250 Alkyne Strong 597.8 - 604.3 479.2 - 475.1

2,080 - 2,150 Si-H Moderate 598.2 - 600.7 479.0 - 477.4

2,090 - 2,170 Isonitrile Moderate 598.6 - 601.4 478.8 - 476.9

2,100 - 2,170 Thiocyanate V.Weak 598.9 - 601.4 478.5 - 476.9

2,110 - 2,160 Azide Moderate 599.3 - 601.1 478.3 - 477.2

2,200 - 2,230 Aromatic Nitrile Moderate 602.5 - 603.6 476.3 - 475.6

2,200 - 2,280 Diazonium Salt Moderate 602.5 - 605.4 476.3 - 474.5

2,220 - 2,260 Nitrile Moderate 603.2 - 604.7 475.8 - 474.9

2,230 - 2,270 Isocyanate V.Weak 603.6 - 605.1 475.6 - 474.7

2,290 - 2,420 P-H V.Weak 605.8 - 610.6 474.2 - 471.3

2,530 - 2,610 Thiol Strong 614.7 - 617.8 468.9 - 467.1

2,680 - 2,740 Aldehyde Weak 620.5 - 622.8 465.6 - 464.3

2,750 - 2,800 N-CH3 Weak 623.2 - 625.1 464.1 - 463.0

2,770 - 2,830 CH2 Strong 623.9 - 626.3 463.7 - 462.4

2,780 - 2,830 Aldehyde Weak 624.3 - 626.3 463.5 - 462.4

2,790 - 2,850 O-CH3 Weak 624.7 - 627.1 463.2 - 462.0

2,810 - 2,960 C-CH3 Strong 625.5 - 631.4 462.8 - 459.6

2,870 - 3,100 Aromatic C-H Strong 627.9 - 637.1 461.5 - 456.7

2,880 - 3,530 OH Weak 628.3 - 655.0 461.3 - 447.9

2,900 - 2,940 CH2 Strong 629.0 - 630.6 460.9 - 460.0

2,980 - 3,020 CH=CH Strong 632.2 - 633.8 459.2 - 458.4

3,010 - 3,080 =CH2 Strong 633.4 - 636.3 458.6 - 457.1

3,150 - 3,480 Amide Moderate 639.1 - 652.9 455.6 - 448.9

3,150 - 3,480 Amine Moderate 639.1 - 652.9 455.6 - 448.9

3,200 - 3,400 Phenol Weak 641.1 - 649.5 454.6 - 450.5

3,210 - 3,250 Alcohol Weak 641.6 - 643.2 454.4 - 453.6

3,250 - 3,300 Alkyne V.Weak 643.2 - 645.3 453.6 - 452.6

Raman Wavelength & Wavenumber Solver Chart Page 5

Excitation Laser 650 nm 15,385 cm-1

Shift (cm-1) Group Intensity Red Shift(nm) Blue Shift(nm)

100 - 210 Lattice Vibration Strong 654.3 - 659.0 645.8 - 641.2

150 - 430 Xmetal-O Strong 656.4 - 668.7 643.7 - 632.3

250 - 400 C-C Aliphatic Chain Strong 660.7 - 667.4 639.6 - 633.5

295 - 340 Se-Se Strong 662.7 - 664.7 637.8 - 635.9

425 - 550 S-S Strong 668.5 - 674.1 632.5 - 627.6

450 - 550 Si-O-Si Strong 669.6 - 674.1 631.5 - 627.6

490 - 660 C-I Strong 671.4 - 679.1 629.9 - 623.3

505 - 700 C-Br Strong 672.1 - 681.0 629.3 - 621.7

550 - 790 C-Cl Strong 674.1 - 685.2 627.6 - 618.3

580 - 680 C=S Strong 675.5 - 680.1 626.4 - 622.5

630 - 1,250 C-C Aliphatic Chain Moderate 677.8 - 707.5 624.4 - 601.2

670 - 780 C-S Strong 679.6 - 684.7 622.9 - 618.6

720 - 800 C-F Strong 681.9 - 685.7 620.9 - 617.9

800 - 950 C-O-C Weak 685.7 - 692.8 617.9 - 612.2

910 - 960 Carboxylic Acid Dimer Weak 690.9 - 693.3 613.7 - 611.8

990 - 1,100 Aromatic Rings Strong 694.7 - 700.1 610.7 - 606.6

1,010 - 1,095 Si-O-C Weak 695.7 - 699.8 610.0 - 606.8

1,010 - 1,095 Si-O-Si Weak 695.7 - 699.8 610.0 - 606.8

1,020 - 1,225 C=S Strong 696.2 - 706.2 609.6 - 602.1

1,025 - 1,060 Sulfonic Acid V.Weak 696.4 - 698.1 609.4 - 608.1

1,050 - 1,210 Sulfonamide Moderate 697.6 - 705.5 608.5 - 602.6

1,120 - 1,190 Sulfone Moderate 701.0 - 704.5 605.9 - 603.3

1,145 - 1,240 Sulfonic Acid V.Weak 702.3 - 707.0 605.0 - 601.5

1,315 - 1,435 Carboxylate Salt Moderate 710.8 - 716.9 598.8 - 594.5

1,320 - 1,350 Nitro V.Strong 711.0 - 712.5 598.6 - 597.6

1,355 - 1,385 C-CH3 Weak 712.8 - 714.3 597.4 - 596.3

1,365 - 1,450 Aromatic Azo V.Strong 713.3 - 717.6 597.0 - 594.0

1,405 - 1,455 CH2 Weak 715.3 - 717.9 595.6 - 593.8

1,405 - 1,455 CH3 Weak 715.3 - 717.9 595.6 - 593.8

1,450 - 1,505 Aromatic Ring Moderate 717.6 - 720.5 594.0 - 592.1

1,535 - 1,600 Nitro Moderate 722.0 - 725.4 591.0 - 588.8

1,540 - 1,590 Aliphatic Azo Moderate 722.3 - 724.9 590.9 - 589.1

1,550 - 1,610 Aromatic/Hetero Ring Strong 722.8 - 726.0 590.5 - 588.4

1,550 - 1,700 Amide Strong 722.8 - 730.7 590.5 - 585.3

1,600 - 1,710 Ketone Moderate 725.4 - 731.3 588.8 - 585.0

1,610 - 1,740 Carboxylic Acid Moderate 726.0 - 732.9 588.4 - 584.0

1,625 - 1,680 C=C V.Strong 726.8 - 729.7 587.9 - 586.0

1,630 - 1,665 C=N V.Strong 727.0 - 728.9 587.7 - 586.5

1,690 - 1,720 Urethane Moderate 730.2 - 731.8 585.7 - 584.6

1,710 - 1,725 Aldehyde Moderate 731.3 - 732.1 585.0 - 584.5

1,710 - 1,745 Ester Moderate 731.3 - 733.2 585.0 - 583.8

1,730 - 1,750 Aliphatic Ester Moderate 732.4 - 733.4 584.3 - 583.6

1,735 - 1,790 Lactone Moderate 732.6 - 735.6 584.1 - 582.3

Raman Wavelength & Wavenumber Solver Chart Page 6

Excitation Laser 650 nm 15,385 cm-1

Shift (cm-1) Group Intensity Red Shift(nm) Blue Shift(nm)

1,740 - 1,830 Anhydride Moderate 732.9 - 737.8 584.0 - 580.9

1,745 - 1,780 Acid Chloride Moderate 733.2 - 735.0 583.8 - 582.6

2,020 - 2,100 Isothiocyanate Moderate 748.2 - 752.8 574.6 - 571.9

2,070 - 2,250 Alkyne Strong 751.1 - 761.3 572.9 - 567.1

2,080 - 2,150 Si-H Moderate 751.6 - 755.6 572.6 - 570.3

2,090 - 2,170 Isonitrile Moderate 752.2 - 756.7 572.3 - 569.7

2,100 - 2,170 Thiocyanate V.Weak 752.8 - 756.7 571.9 - 569.7

2,110 - 2,160 Azide Moderate 753.3 - 756.2 571.6 - 570.0

2,200 - 2,230 Aromatic Nitrile Moderate 758.5 - 760.2 568.7 - 567.7

2,200 - 2,280 Diazonium Salt Moderate 758.5 - 763.1 568.7 - 566.1

2,220 - 2,260 Nitrile Moderate 759.6 - 761.9 568.0 - 566.7

2,230 - 2,270 Isocyanate V.Weak 760.2 - 762.5 567.7 - 566.4

2,290 - 2,420 P-H V.Weak 763.7 - 771.3 565.8 - 561.7

2,530 - 2,610 Thiol Strong 777.9 - 782.8 558.2 - 555.7

2,680 - 2,740 Aldehyde Weak 787.1 - 790.9 553.6 - 551.7

2,750 - 2,800 N-CH3 Weak 791.5 - 794.6 551.4 - 549.9

2,770 - 2,830 CH2 Strong 792.7 - 796.5 550.8 - 549.0

2,780 - 2,830 Aldehyde Weak 793.4 - 796.5 550.5 - 549.0

2,790 - 2,850 O-CH3 Weak 794.0 - 797.8 550.2 - 548.4

2,810 - 2,960 C-CH3 Strong 795.3 - 804.9 549.6 - 545.1

2,870 - 3,100 Aromatic C-H Strong 799.1 - 814.0 547.8 - 541.0

2,880 - 3,530 OH Weak 799.7 - 843.6 547.5 - 528.7

2,900 - 2,940 CH2 Strong 801.0 - 803.6 546.9 - 545.7

2,980 - 3,020 CH=CH Strong 806.2 - 808.8 544.5 - 543.3

3,010 - 3,080 =CH2 Strong 808.1 - 812.7 543.6 - 541.6

3,150 - 3,480 Amide Moderate 817.4 - 840.0 539.5 - 530.1

3,150 - 3,480 Amine Moderate 817.4 - 840.0 539.5 - 530.1

3,200 - 3,400 Phenol Weak 820.7 - 834.4 538.1 - 532.4

3,210 - 3,250 Alcohol Weak 821.4 - 824.1 537.8 - 536.6

3,250 - 3,300 Alkyne V.Weak 824.1 - 827.5 536.6 - 535.2

Raman Wavelength & Wavenumber Solver Chart Page 7

Excitation Laser 808 nm 12,376 cm-1

Shift (cm-1) Group Intensity Red Shift(nm) Blue Shift(nm)

100 - 210 Lattice Vibration Strong 814.6 - 821.9 801.5 - 794.5

150 - 430 Xmetal-O Strong 817.9 - 837.1 798.3 - 780.9

250 - 400 C-C Aliphatic Chain Strong 824.7 - 835.0 792.0 - 782.7

295 - 340 Se-Se Strong 827.7 - 830.8 789.2 - 786.4

425 - 550 S-S Strong 836.7 - 845.6 781.2 - 773.6

450 - 550 Si-O-Si Strong 838.5 - 845.6 779.7 - 773.6

490 - 660 C-I Strong 841.3 - 853.5 777.2 - 767.1

505 - 700 C-Br Strong 842.4 - 856.4 776.3 - 764.7

550 - 790 C-Cl Strong 845.6 - 863.1 773.6 - 759.5

580 - 680 C=S Strong 847.7 - 855.0 771.8 - 765.9

630 - 1,250 C-C Aliphatic Chain Moderate 851.3 - 898.8 768.9 - 733.9

670 - 780 C-S Strong 854.2 - 862.3 766.5 - 760.1

720 - 800 C-F Strong 857.9 - 863.8 763.6 - 758.9

800 - 950 C-O-C Weak 863.8 - 875.2 758.9 - 750.4

910 - 960 Carboxylic Acid Dimer Weak 872.1 - 875.9 752.7 - 749.8

990 - 1,100 Aromatic Rings Strong 878.3 - 886.8 748.2 - 742.0

1,010 - 1,095 Si-O-C Weak 879.8 - 886.4 747.0 - 742.3

1,010 - 1,095 Si-O-Si Weak 879.8 - 886.4 747.0 - 742.3

1,020 - 1,225 C=S Strong 880.6 - 896.8 746.5 - 735.2

1,025 - 1,060 Sulfonic Acid V.Weak 881.0 - 883.7 746.2 - 744.3

1,050 - 1,210 Sulfonamide Moderate 882.9 - 895.6 744.8 - 736.0

1,120 - 1,190 Sulfone Moderate 888.4 - 894.0 740.9 - 737.1

1,145 - 1,240 Sulfonic Acid V.Weak 890.4 - 898.0 739.6 - 734.4

1,315 - 1,435 Carboxylate Salt Moderate 904.1 - 914.0 730.4 - 724.0

1,320 - 1,350 Nitro V.Strong 904.5 - 906.9 730.1 - 728.5

1,355 - 1,385 C-CH3 Weak 907.3 - 909.8 728.3 - 726.7

1,365 - 1,450 Aromatic Azo V.Strong 908.2 - 915.2 727.7 - 723.3

1,405 - 1,455 CH2 Weak 911.5 - 915.6 725.6 - 723.0

1,405 - 1,455 CH3 Weak 911.5 - 915.6 725.6 - 723.0

1,450 - 1,505 Aromatic Ring Moderate 915.2 - 919.9 723.3 - 720.4

1,535 - 1,600 Nitro Moderate 922.4 - 928.0 718.8 - 715.5

1,540 - 1,590 Aliphatic Azo Moderate 922.8 - 927.1 718.6 - 716.0

1,550 - 1,610 Aromatic/Hetero Ring Strong 923.7 - 928.8 718.1 - 715.0

1,550 - 1,700 Amide Strong 923.7 - 936.7 718.1 - 710.4

1,600 - 1,710 Ketone Moderate 928.0 - 937.5 715.5 - 709.9

1,610 - 1,740 Carboxylic Acid Moderate 928.8 - 940.2 715.0 - 708.4

1,625 - 1,680 C=C V.Strong 930.1 - 934.9 714.2 - 711.4

1,630 - 1,665 C=N V.Strong 930.6 - 933.6 714.0 - 712.2

1,690 - 1,720 Urethane Moderate 935.8 - 938.4 710.9 - 709.4

1,710 - 1,725 Aldehyde Moderate 937.5 - 938.9 709.9 - 709.2

1,710 - 1,745 Ester Moderate 937.5 - 940.6 709.9 - 708.2

1,730 - 1,750 Aliphatic Ester Moderate 939.3 - 941.1 708.9 - 707.9

1,735 - 1,790 Lactone Moderate 939.7 - 944.6 708.7 - 705.9

Raman Wavelength & Wavenumber Solver Chart Page 8

Excitation Laser 808 nm 12,376 cm-1

Shift (cm-1) Group Intensity Red Shift(nm) Blue Shift(nm)

1,740 - 1,830 Anhydride Moderate 940.2 - 948.2 708.4 - 703.9

1,745 - 1,780 Acid Chloride Moderate 940.6 - 943.7 708.2 - 706.4

2,020 - 2,100 Isothiocyanate Moderate 965.6 - 973.1 694.6 - 690.8

2,070 - 2,250 Alkyne Strong 970.3 - 987.5 692.2 - 683.7

2,080 - 2,150 Si-H Moderate 971.2 - 977.9 691.7 - 688.4

2,090 - 2,170 Isonitrile Moderate 972.2 - 979.8 691.3 - 687.5

2,100 - 2,170 Thiocyanate V.Weak 973.1 - 979.8 690.8 - 687.5

2,110 - 2,160 Azide Moderate 974.1 - 978.8 690.3 - 687.9

2,200 - 2,230 Aromatic Nitrile Moderate 982.7 - 985.6 686.0 - 684.6

2,200 - 2,280 Diazonium Salt Moderate 982.7 - 990.5 686.0 - 682.3

2,220 - 2,260 Nitrile Moderate 984.6 - 988.5 685.1 - 683.2

2,230 - 2,270 Isocyanate V.Weak 985.6 - 989.5 684.6 - 682.8

2,290 - 2,420 P-H V.Weak 991.4 - 1,004.4 681.8 - 675.8

2,530 - 2,610 Thiol Strong 1,015.6 - 1,023.9 670.9 - 667.3

2,680 - 2,740 Aldehyde Weak 1,031.3 - 1,037.7 664.2 - 661.5

2,750 - 2,800 N-CH3 Weak 1,038.8 - 1,044.3 661.1 - 658.9

2,770 - 2,830 CH2 Strong 1,041.0 - 1,047.5 660.2 - 657.6

2,780 - 2,830 Aldehyde Weak 1,042.1 - 1,047.5 659.8 - 657.6

2,790 - 2,850 O-CH3 Weak 1,043.2 - 1,049.7 659.4 - 656.8

2,810 - 2,960 C-CH3 Strong 1,045.3 - 1,062.0 658.5 - 652.1

2,870 - 3,100 Aromatic C-H Strong 1,051.9 - 1,078.0 655.9 - 646.2

2,880 - 3,530 OH Weak 1,053.0 - 1,130.4 655.5 - 628.7

2,900 - 2,940 CH2 Strong 1,055.3 - 1,059.7 654.6 - 652.9

2,980 - 3,020 CH=CH Strong 1,064.3 - 1,068.8 651.2 - 649.5

3,010 - 3,080 =CH2 Strong 1,067.7 - 1,075.7 649.9 - 647.0

3,150 - 3,480 Amide Moderate 1,083.9 - 1,124.1 644.1 - 630.7

3,150 - 3,480 Amine Moderate 1,083.9 - 1,124.1 644.1 - 630.7

3,200 - 3,400 Phenol Weak 1,089.8 - 1,114.1 642.0 - 633.9

3,210 - 3,250 Alcohol Weak 1,091.0 - 1,095.7 641.6 - 639.9

3,250 - 3,300 Alkyne V.Weak 1,095.7 - 1,101.8 639.9 - 637.9