CYSTEINE

Name: CYSTEINE
Brand: Jinan Shenghe Chemical Co., Ltd.

CAS 4371-52-2C3H7NO2SMW 121.16

CYSTEINE (CAS No. 4371-52-2) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Food Additives. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.

Specifications

CAS Number4371-52-2

Molecular FormulaC3H7NO2S

Molecular Weight121.16

Melting Point240

LogP-2.49

Purity按批次COA提供(不公开发布)

Packaging按订单/批次确认(不公开发布)

ApplicationsFood Additives

CategoryFood Additives

Where it is used

Food Additives

Packaging & Supply

Packaging按订单/批次确认(不公开发布)

Purity按批次COA提供(不公开发布)

StorageSealed, cool and dry place

Lead TimeIn stock / per order

Documents & Support

COA provided with every batch; MSDS and technical documents available on request. Email us with product name and CAS number for a quote within one business day.

Frequently Asked Questions

What is the CAS number of CYSTEINE?

The CAS number of CYSTEINE is 4371-52-2.

What purity and packaging are available?

Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.

What are the applications of CYSTEINE?

Main applications include Food Additives.

How do I buy CYSTEINE or get a quote?

Email info@591daili.com or reach us on WhatsApp with the product name, CAS number and required quantity; quotes within one business day. Supplier: Jinan Shenghe Chemical Co., Ltd..

PubChem Public Data

描述

L-半胱氨酸 · CAS 4371-52-2 · C3H7NO2S. UNII K848JZ4886. Melting Point: 240; Melting Point: 260 °C decomposes; Melting Point: 220 °C.

标识信息

CAS 号	4371-52-2
PubChem CID	5862
分子式	C3H7NO2S
IUPAC 名称	(2R)-2-amino-3-sulfanylpropanoic acid
UNII（FDA）	K848JZ4886
FEMA 编号	3263
JECFA 编号	1419

计算分子描述符

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
Formal Charge	0

理化性质

Melting Point	240
Melting Point	260 °C decomposes
Melting Point	220 °C
Solubility	277000
Solubility	277 mg/mL at 25 °C
Vapor Pressure	0.00000207 [mmHg]
LogP	-2.49
LogP	log Kow = -2.49
Ionization Efficiency	1.24
Ionization Efficiency	2.7

法规状态

法规与食品接触	EU Flavoring substances FDA Substance added to food: DOUGH STRENGTHENER, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, FLOUR TREATING Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Savory DOUGH STRENGTHENER, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, FLOUR TREATING AGENT, NUTRIENT SUPPLEMENT
GHS 通报统计	33.8% (179 / 529)

GHS 危害分类

GHS 通报统计	33.8% (179 / 529)
已通报的危害声明	H302 (55.6%), H315 (11.9%), H319 (11.9%), H335 (11.9%)

同义词

L-cysteine; 52-90-4; cysteine; Cystein; (R)-2-Amino-3-mercaptopropanoic acid; Thioserine; Half-cystine; L-(+)-Cysteine; beta-Mercaptoalanine; L-Cystein; (2R)-2-amino-3-sulfanylpropanoic acid; Cysteinum; L-Cys; cisteina; Half cystine; 2-Amino-3-mercaptopropionic acid

常见问题

L-半胱氨酸的 CAS 号和分子式是什么？

CAS 号 4371-52-2；分子式 C3H7NO2S；分子量 — g/mol。

L-半胱氨酸还有哪些别名？

L-cysteine, 52-90-4, cysteine, Cystein, (R)-2-Amino-3-mercaptopropanoic acid, Thioserine.

L-半胱氨酸的法规状态如何？

已记录的法规收录：EU Flavoring substances; FDA Substance added to food: DOUGH STRENGTHENER, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, FLOUR TREATING; Flavoring Agents。