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L-Cysteine

View entire compound with spectra: 5 NMR, 7 FTIR, 3 Raman, and 1 MS (GC)

L-Cysteine
SpectraBase Compound ID HOSAPkJn9N
InChI InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1
InChIKey XUJNEKJLAYXESH-REOHCLBHSA-N
Mol Weight 121.15 g/mol
Molecular Formula C3H7NO2S
Exact Mass 121.01975 g/mol

Transmission Infrared (IR) Spectrum

Transmission Infrared (IR) Spectrum

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SpectraBase Spectrum ID HckSdmh1pqz
Name L-Cysteine
Source of Sample Sigma-Aldrich Co. LLC.
Catalog Number W326305
CAS Registry Number 52-90-4
Copyright Copyright © 2021-2024 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021 John Wiley & Sons, Inc. All Rights Reserved.
Formula C3H7NO2S
InChI InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1
InChIKey XUJNEKJLAYXESH-REOHCLBHSA-N
Molecular Weight 121.154 g/mol
Purity >=97%
Source of Spectrum Sigma-Aldrich Co. LLC.
Synonyms (R)-2-Amino-3-mercaptopropionic acid
Wiley ID SIAL_FF-FTIR_001546