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S-ETHYL-L-CYSTEINE

S-ETHYL-L-CYSTEINE structure

CAS No.: 2629-59-6

Chemical Name:: S-ETHYL-L-CYSTEINE

Synonyms: Nsc49244;Aids034431;Aids-034431;H-CYS(ET)-OH;5-ETHYL-L-CYSTEINE;S-ETHYL-L-CYSTEINE;3-(Ethylthio)alanine;L-Cysteine, S-ethyl-;S-ETHYL-L-CYSTEINE USP/EP/BP;S-ethyl-L-cysteine crystalline

CBNumber:: CB5714953

Molecular Formula:: C5H11NO2S

Molecular Weight:: 149.21

MDL Number:: MFCD00020387

MOL File:: 2629-59-6.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-20 15:45:17

Product description	Number	Pack Size	Price
S-Ethyl-L-cysteine	E1512	200MG	$67
S-Ethyl-L-cysteine	E1512	1G	$202
(R)-2-Amino-3-(ethylthio)propanoic acid 95.0%	AA002SJG	200mg	$31
(R)-2-Amino-3-(ethylthio)propanoic acid 95.0%	AA002SJG	1g	$73
S-Ethyl-L-cysteine 97%	NA-2279	0.5g	$168.5

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S-ETHYL-L-CYSTEINE Properties

Melting point	260°C
Boiling point	289.2±35.0 °C(Predicted)
Density	1.206±0.06 g/cm3(Predicted)
storage temp.	−20°C
pka	pK1:2.03(+1);pK2:8.60(0) (25°C,μ=0.1)

SAFETY

Risk and Safety Statements

WGK Germany	3

S-ETHYL-L-CYSTEINE price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	E1512	S-Ethyl-L-cysteine	2629-59-6	200MG	$67	2026-04-30	Buy
TCI Chemical	E1512	S-Ethyl-L-cysteine	2629-59-6	1G	$202	2026-04-30	Buy
aablocks	AA002SJG	(R)-2-Amino-3-(ethylthio)propanoic acid 95.0%	2629-59-6	200mg	$31	2026-05-28	Buy
aablocks	AA002SJG	(R)-2-Amino-3-(ethylthio)propanoic acid 95.0%	2629-59-6	1g	$73	2026-05-28	Buy
Acrotein	NA-2279	S-Ethyl-L-cysteine 97%	2629-59-6	0.5g	$168.5	2026-05-25	Buy

Product number	Packaging	Price	Buy
E1512	200MG	$67	Buy
E1512	1G	$202	Buy
AA002SJG	200mg	$31	Buy
AA002SJG	1g	$73	Buy
NA-2279	0.5g	$168.5	Buy

S-ETHYL-L-CYSTEINE Chemical Properties,Uses,Production

Definition

ChEBI: S-ethyl-L-cysteine is a S-alkyl-L-cysteine that is L-cysteine in which the hydrogen of the thiol group is substituted by an ethyl group. It has a role as an antitubercular agent. It is a tautomer of a S-ethyl-L-cysteine zwitterion.

S-ETHYL-L-CYSTEINE synthesis

Synthesis of S-ETHYL-L-CYSTEINE from Bromoethane and L-Cysteine

S-ETHYL-L-CYSTEINE Preparation Products And Raw materials

Raw materials

Preparation Products

S-ETHYL-L-CYSTEINE Suppliers

Global( 42)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49979	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29792	58
GL Biochem (Shanghai) Ltd.	+86-021-61263370 +86-18901917034		CHINA	3904	58
GL Biochem(Binhai) Ltd.	+86-021-61263370 +8615301650015	wuqiuyan@glschina.com	China	2975	58
Dideu Industries Group Limited	+86-29-89586680 +86-15129568250	1026@dideu.com	China	28675	58
AFINE CHEMICALS LIMITED	+86-571-85134551	info@afinechem.com	China	15083	58
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42934	64
Guangzhou Isun Pharmaceutical Co., Ltd	020-39119399 18927568969	isunpharm@qq.com	China	4784	55
Nanjing Ally Chemical S&T Co., Ltd.	025-025-58367986 18913956109	amy.xiang@ally-chem.com	China	602	58
Wuxi Asia Peptide Biotechnology Limited Company	0510-83583050 13771062561	willsun@peptide-search.com	China	6716	58

Supplier	Advantage
CONIER CHEM AND PHARMA LIMITED	58
career henan chemical co	58
GL Biochem (Shanghai) Ltd.	58
GL Biochem(Binhai) Ltd.	58
Dideu Industries Group Limited	58
AFINE CHEMICALS LIMITED	58
Shanghai Hanhong Scientific Co.,Ltd.	64
Guangzhou Isun Pharmaceutical Co., Ltd	55
Nanjing Ally Chemical S&T Co., Ltd.	58
Wuxi Asia Peptide Biotechnology Limited Company	58

View Lastest Price from S-ETHYL-L-CYSTEINE manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2020-01-09	S-ETHYL-L-CYSTEINE 2629-59-6	$1.00	1g	≥98%		Career Henan Chemical Co

S-ETHYL-L-CYSTEINE
2629-59-6
$1.00
≥98%
Career Henan Chemical Co

2629-59-6(S-ETHYL-L-CYSTEINE)Related Search:

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S-ETHYL-L-CYSTEINE H-CYS(ET)-OH 3-(Ethylthio)alanine Aids034431 Aids-034431 Nsc49244 S-ethyl-L-cysteine crystalline 5-ETHYL-L-CYSTEINE L-Cysteine, S-ethyl- S-ETHYL-L-CYSTEINE USP/EP/BP 2629-59-6 Modified Amino Acids A - H Amino Acids and Peptides Biochemicals and Reagents BioChemical A - H Amino Acids Modified Amino Acids

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