Description / Application
Cysteine is a sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3. It has a role as a fundamental metabolite. It is a polar amino acid, a sulfur-containing amino acid and an alpha-amino acid. It contains a sulfanylmethyl group. It is a conjugate base of a cysteinium. It is a conjugate acid of a cysteinate(1-). It is a tautomer of a cysteine zwitterion.
Identities
| Molecular Formula | C3H7NO2S |
|---|---|
| Molecular Weight | 121.16 |
| MFCD | MFCD00004881 |
Transport
| DOT UN Number | UN2923 |
|---|---|
| Hazard Class | 8 (6.1) |
| Packing Group | III |
Safety
| Pictograms |
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|---|---|
| Signal Word | Danger |
| Hazard Statements | H302;H314;H318;H335;H402 |
| Precautionary Statements | P260;P264;P270;P271;P273;P280;P301+P312+P330;P301+P330+P331;P303+P361+P353;P304+P340+P310;P305+P351+P338+P310;P363;P403+P233;P405;P501 |