DL-Cysteine (CAS 3374-22-9) — formula C3H7NO2S, molecular weight 121.16.
| CAS Number | 3374-22-9 |
|---|---|
| Molecular Formula | C3H7NO2S |
| Molecular Weight | 121.16 |
| LogP | -2.5 |
DL-Cysteine is a chemical compound with CAS registry number 3374-22-9 and molecular formula C3H7NO2S (molecular weight 121.16).
CAS number: 3374-22-9
Its molecular formula C3H7NO2S comprises 3 C, 7 H, 1 N, 2 O, 1 S atoms.
Also known as: DL-Cysteine · DL-半胱氨酸
The CAS registry number of DL-Cysteine is 3374-22-9.
Molecular formula C3H7NO2S, molecular weight 121.16.
It is also registered under: DL-Cysteine, DL-半胱氨酸.
Independent reference data for DL-Cysteine (CAS 3374-22-9), compiled from public chemistry databases.
| CAS Registry Number | 3374-22-9 |
|---|---|
| PubChem CID | 594 |
| Molecular formula | C3H7NO2S |
| IUPAC name | 2-amino-3-sulfanylpropanoic acid |
| UNII (FDA) | 5CM45Q5YAF |
| Molecular Weight | 121.16 |
|---|---|
| XLogP3 | -2.5 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 121.01974964 |
| Monoisotopic Mass | 121.01974964 |
| Topological Polar Surface Area | 64.3 |
| Heavy Atom Count | 7 |
DL-Cysteine; 3374-22-9; CYSTEINE, DL-; DTXSID5046988; 5CM45Q5YAF; NSC-63864; DTXCID3026988; RefChem:1083896; 222-160-2; DL-Cystein; 150146-94-4; (+/-)-2-Amino-3-mercaptopropionic acid; NSC 63864; Zystein; Hcys; d,l-cysteine
| GHS notification summary | 6.4% (3 / 47) |
|---|
| GHS notification summary | 6.4% (3 / 47) |
|---|---|
| Reported hazard statements | H302 (93.6%) |
This chemical does not meet GHS hazard criteria for 6.4% (3 of 47) of reports.
H302 (93.6%): Harmful if swallowed [Warning Acute toxicity, oral]
DL-Cysteine · CAS 3374-22-9 · C3H7NO2S. UNII 5CM45Q5YAF.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: DL-半胱氨酸