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Table E.1

Peak position and FWHM of the methyl formate C−O stretching mode (1211.3 cm−1/8.256 μm) in various matrices.

Mixture Temperature λpeak FWHM


(K) (cm−1) (μm) (cm−1) (μm)
HCOOCH3 15 1211.8 8.2522 30.55 0.2063
HCOOCH3 : CO 1207.2 8.2835 11.53 0.0788
HCOOCH3 : H2CO 1213.7 8.2391 18.26 0.1234
HCOOCH3 : CH3OH 1210.3 8.2621 25.40 0.1718
HCOOCH3 : H2O 1233.2 8.1087 40.13 0.2621
HCOOCH3 : Apolar 1213.0 8.2440 51.47 (*) 0.3389 (*)

HCOOCH3 30 1212.0 8.2506 30.37 0.2051
HCOOCH3 : CO 1207.2 8.2835 12.88 0.0880
HCOOCH3 : H2CO 1213.5 8.2408 18.20 0.1230
HCOOCH3 : CH3OH 1210.3 8.2621 18.22 0.1239
HCOOCH3 : H2O 1233.5 8.1071 39.24 0.2563
HCOOCH3 : Apolar 1213.0 8.2440 50.66 (*) 0.3338 (*)

HCOOCH3 50 1211.8 8.2522 29.82 0.2015
HCOOCH3 : CO 1214.9 8.2309 33.38 0.2242
HCOOCH3 : H2CO 1213.5 8.2408 18.17 0.1229
HCOOCH3 : CH3OH 1210.3 8.2621 14.78 0.1008
HCOOCH3 : H2O 1233.0 8.1102 37.40 0.2445
HCOOCH3 : Apolar 1213.0 8.2440 49.73 (*) 0.3279 (*)

HCOOCH3 80 1210.6 8.2604 28.34 0.1917
HCOOCH3 : CO 1213.7 8.2391 32.85 0.2208
HCOOCH3 : H2CO 1213.2 8.2424 17.08 0.1156
HCOOCH3 : CH3OH 1210.1 8.2637 13.60 0.0928
HCOOCH3 : H2O 1231.1 8.1230 35.17 0.2312
HCOOCH3 : Apolar 1212.8 8.2457 14.40 0.0978

HCOOCH3 100 1210.4 8.2621 21.13 0.1426
HCOOCH3 : CO 1209.4 8.2687 27.18 0.1840
HCOOCH3 : H2CO 1212.8 8.2457 27.42 0.1857
HCOOCH3 : CH3OH 1210.1 8.2637 13.66 0.0932
HCOOCH3 : H2O 1230.8 8.1246 38.50 (*) 0.2548 (*)
HCOOCH3 : Apolar 1212.5 8.2473 14.90 0.1013

HCOOCH3 120 1210.1 8.2637 17.89 0.1211
HCOOCH3 : CO 1212.5 8.2473 21.22 0.1430
HCOOCH3 : H2CO 1230.8 8.1246 30.35 0.2026
HCOOCH3 : CH3OH 1209.9 8.2654 14.93 0.1017
HCOOCH3 : H2O 1228.9 8.1373 38.13 (*) 0.2537 (*)
1213.0 8.2440
HCOOCH3 : Apolar 1210.3 8.2621 25.64 (*) 0.1760 (*)

Notes. (*) FWHM result of two or more blended peaks.

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