L-半胱氨酸盐酸盐一水物，CAS 登记号 52-89-1，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于增味剂。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
增味剂
每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。
本页已列出 L-半胱氨酸盐酸盐一水物 的 CAS 号：52-89-1，可与随货 COA 核对。
常见纯度为 按批次COA提供(不公开发布)，包装形式为 按订单/批次确认(不公开发布)，特殊规格可在询价时说明。
主要涉及增味剂。
来信 info@591daili.com 或 WhatsApp 联系，提供产品名称、CAS 号与数量，确认价格与交期后即可安排发货，验收以批次 COA 为准。
L-Cysteine monohydrochloride is identified by CAS 52-89-1, molecular formula C3H8ClNO2S and molecular weight 157.00 g/mol. UNII A9U1687S1S; ChEBI 91247; InChIKey IFQSXNOEEPCSLW-DKWTVANSSA-N. European Pharmacopoeia monograph.
| CAS Registry Number | 52-89-1 |
|---|---|
| PubChem CID | 60960 |
| Molecular formula | C3H8ClNO2S |
| Molecular weight | 157.00 g/mol |
| IUPAC name | (2R)-2-amino-3-sulfanylpropanoic acid;hydrochloride |
| InChIKey | IFQSXNOEEPCSLW-DKWTVANSSA-N |
| UNII (FDA) | A9U1687S1S |
| ChEBI ID | CHEBI:91247 |
| Pharmacopoeial monograph | European Pharmacopoeia monograph |
| Molecular Weight | 157.62 |
|---|---|
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 156.9964274 |
| Monoisotopic Mass | 156.9964274 |
| Topological Polar Surface Area | 64.3 |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 75.3 |
| Regulatory & Food Contact | EU Flavoring substances FDA Substance added to food: DOUGH STRENGTHENER, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, FLOUR TREATING Flavoring Agents DOUGH STRENGTHENER, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, FLOUR TREATING AGENT, LEAVENING AGENT, NUTRI CIR / INCI: Cosmetic ingredients (Cysteine HCl) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Antioxidant; Reducing |
|---|---|
| GHS notification summary | 8.7% (146 / 1677) |
| GHS notification summary | 8.7% (146 / 1677) |
|---|---|
| Reported hazard statements | H319 (89.8%), H302 |
This chemical does not meet GHS hazard criteria for 8.7% (146 of 1677) of reports.
H319 (89.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Cystein chloride; CYSTEINE HYDROCHLORIDE; Cysteine chlorhydrate; cysteine-hcl; 3-Mercaptoalanine hydrochloride; Cysteine hydrochloride (anhydrous); CCRIS 3613; Cysteine hydrochloride anhydrous; NSC 8746; EINECS 200-157-7; WR 348; UNII-A9U1687S1S; EK 2367; AI3-18781; A9U1687S1S; Cysteine (as hydrochloride)
CAS 52-89-1; molecular formula C3H8ClNO2S; molecular weight 157.00 g/mol.
Cystein chloride, CYSTEINE HYDROCHLORIDE, Cysteine chlorhydrate, cysteine-hcl, 3-Mercaptoalanine hydrochloride, Cysteine hydrochloride (anhydrous).
Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: DOUGH STRENGTHENER, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, FLOUR TREATING; Flavoring Agents.
8.7% of GHS notifications report no hazard classification (146 of 1677).
Yes — a monograph exists in the European Pharmacopoeia (Ph. Eur.).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.