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FMOC-CYS(STBU)-OH

FMOC-CYS(STBU)-OH structure

CAS No.: 73724-43-3

Chemical Name:: FMOC-CYS(STBU)-OH

Synonyms: FMOC-CYS(STBU);FMOC-CYS(TBUS)-OH;FMOC-CYS(STBU)-OH;FMOC-L-CYS(STBU)-OH;FMOC-CYS(TBUTHIO)-OH;FMOC-L-CYS(TBUTHIO)-OH;FMOC-CYSTEINE(STBU)-OH;FMOC-(S-TERBUTYL)-CYSTEINE;FMOC-CYS(STBU)-OH USP/EP/BP;FMOC-S-T-BUTYLTHIO-L-CYSTEINE

CBNumber:: CB1670633

Molecular Formula:: C22H25NO4S2

Molecular Weight:: 431.57

MDL Number:: MFCD00042617

MOL File:: 73724-43-3.mol

MSDS File:: SDS

Last updated:2025-08-08 17:45:00

Product description	Number	Pack Size	Price
Fmoc-Cys(tButhio)-OH Novabiochem?	8.52022	25g	$694
Fmoc-Cys(StBu)-OH ≥95.0% (HPLC)	47631	1g	$78.9
(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(tert-butyldisulfanyl)propanoicAcid	F647538	100mg	$45
(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(tert-butyldisulfanyl)propanoicAcid	F647538	500mg	$65
Fmoc-S-tert-butylthio-L-cysteine,99.5%(ChiralHPLC) 99.5%(ChiralHPLC)	02403	1G	$28
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FMOC-CYS(STBU)-OH Properties

Melting point	73-77 °C
Boiling point	623.0±55.0 °C(Predicted)
Density	1.281±0.06 g/cm3(Predicted)
storage temp.	2-8°C
pka	3.39±0.10(Predicted)
form	Solid
color	White to off-white
optical activity	[α]20/D 83±2°, c = 1% in ethyl acetate
BRN	5157922
InChIKey	ZDUMTHLUTJOUML-IBGZPJMESA-N
SMILES	C(O)(=O)[C@H](CSSC(C)(C)C)NC(OCC1C2=C(C=CC=C2)C2=C1C=CC=C2)=O
CAS DataBase Reference	73724-43-3(CAS DataBase Reference)
UNSPSC Code	12352209
NACRES	NA.26

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H315-H319
Precautionary statements	P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313
Safety Statements	22-24/25
WGK Germany	3
HS Code	2930 90 16

FMOC-CYS(STBU)-OH price More Price(18)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	8.52022	Fmoc-Cys(tButhio)-OH Novabiochem?	73724-43-3	25g	$694	2025-07-31	Buy
Sigma-Aldrich	47631	Fmoc-Cys(StBu)-OH ≥95.0% (HPLC)	73724-43-3	1g	$78.9	2025-07-31	Buy
TRC	F647538	(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(tert-butyldisulfanyl)propanoicAcid	73724-43-3	100mg	$45	2021-12-16	Buy
TRC	F647538	(R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(tert-butyldisulfanyl)propanoicAcid	73724-43-3	500mg	$65	2021-12-16	Buy
Chem-Impex	02403	Fmoc-S-tert-butylthio-L-cysteine,99.5%(ChiralHPLC) 99.5%(ChiralHPLC)	73724-43-3	1G	$28	2021-12-16	Buy

Product number	Packaging	Price	Buy
8.52022	25g	$694	Buy
47631	1g	$78.9	Buy
F647538	100mg	$45	Buy
F647538	500mg	$65	Buy
02403	1G	$28	Buy

FMOC-CYS(STBU)-OH Chemical Properties,Uses,Production

Chemical Properties

White to off-white powder

Uses

FMOC-CYS(STBU)-OH is a protected cysteine derivative commonly used as an amino acid building block in solid phase peptide synthesis.

reaction suitability

reaction type: Fmoc solid-phase peptide synthesis

FMOC-CYS(STBU)-OH synthesis

Synthesis of FMOC-CYS(STBU)-OH from Fmoc-OSu

FMOC-CYS(STBU)-OH Preparation Products And Raw materials

Raw materials

Fmoc-L-Cysteine (FMOC-CYS-OH)2 S-tert-Butylmercapto-l-cysteine 2-Methyl-2-propanethiol Fmoc-OSu

9-Fluorenylmethyl chloroformate

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Preparation Products

1-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methylcyclohexane-1-carboxylic acid

FMOC-CYS(STBU)-OH Suppliers

Global( 162)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Sichuan HongRi Pharma-Tech Co.,Ltd	+8617390183901	cynthia@enlaibio.com	China	1100	58
Shanghai Daken Advanced Materials Co.,Ltd	+86-2158073036	info@dakenam.com	China	13502	58
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	ivan@atkchemical.com	China	33024	60
GenicBio Limited	+86-21-37621270	service@genicbio.com	CHINA	991	58
Hubei xin bonus chemical co. LTD	86-13657291602	linda@hubeijusheng.com	CHINA	22963	58
Sichuan Jiaying Lai Technology Co.,LTD	18716376478	ycling@enlaibio.com	CHINA	302	58
BOC Sciences	+1-631-485-4226	inquiry@bocsci.com	United States	19552	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63687	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49975	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29798	58

Supplier	Advantage
Sichuan HongRi Pharma-Tech Co.,Ltd	58
Shanghai Daken Advanced Materials Co.,Ltd	58
ATK CHEMICAL COMPANY LIMITED	60
GenicBio Limited	58
Hubei xin bonus chemical co. LTD	58
Sichuan Jiaying Lai Technology Co.,LTD	58
BOC Sciences	58
Alchem Pharmtech,Inc.	58
CONIER CHEM AND PHARMA LIMITED	58
career henan chemical co	58

View Lastest Price from FMOC-CYS(STBU)-OH manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2025-11-17	Fmoc-L-Cys(Stbu)-OH 73724-43-3	US $0.00-0.00 / kg	1kg	98%	1T+	Sichuan HongRi Pharma-Tech Co.,Ltd
2020-01-06	Fmoc-Cys(Stbu)-OH 73724-43-3	US $1.00 / g	1g	98%	100KG	Sichuan Jiaying Lai Technology Co.,LTD
2020-01-05	FMOC-CYS(STBU)-OH 73724-43-3	US $1.00 / KG	1KG	95-99%	1ton	Career Henan Chemical Co

Fmoc-L-Cys(Stbu)-OH
73724-43-3
US $0.00-0.00 / kg
98%
Sichuan HongRi Pharma-Tech Co.,Ltd

Fmoc-Cys(Stbu)-OH
73724-43-3
US $1.00 / g
98%
Sichuan Jiaying Lai Technology Co.,LTD

FMOC-CYS(STBU)-OH
73724-43-3
US $1.00 / KG
95-99%
Career Henan Chemical Co

FMOC-CYS(STBU)-OH Spectrum

FMOC-CYS(STBU)-OH(73724-43-3)¹HNMR

73724-43-3(FMOC-CYS(STBU)-OH)Related Search:

METHYLENEDIPHOSPHONIC ACID Dibenzyl phosphite Linolenic acid Fmoc-HomoArg(Boc)2-OH FMOC-D-NVA-OH

Fmoc-N-methyl-D-phenylalanine FMOC-L-CYCLOPROPYLALANINE Fluorene isopropyl methyl disulphide FMOC-CYS(TBUTHIO)-OPFP

S-tert-Butylmercapto-l-cysteine isopropyl propyl disulphide FMOC-CYS(STBU)-OH 9-Fluorenemethanol

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(R)-2-((((9H-Fluoren-9-yl)Methoxy)carbonyl)aMino)-3-(tert-butyldisulfanyl)propanoic acid FMoc-Cys(StBu)-OH >=95.0% (HPLC) L-Alanine, 3-[(1,1-dimethylethyl)dithio]-N-[(9H-fluoren-9-ylmethoxy)carbonyl]- FMOC-S-T-BUTYLTHIO-L-CYSTEINE FMOC-CYS(STBU)-OH FMOC-CYS(TBUS)-OH FMOC-CYS(TBUTHIO)-OH FMOC-CYSTEINE(STBU)-OH FMOC-L-CYSTEINE(S-T-BUTYLTHIO) FMOC-L-CYS(STBU)-OH FMOC-L-CYS(TBUTHIO)-OH Fmoc-S-tert-butylthio-L-cysteine Fmoc-S-tert-butylthio-L-cysteine≥ 98% (HPLC) Fmoc-Cys(tButhio)-OH Novabiochem N-ALPHA-FMOC-S-T-BUTYLTHIO-L-CYSTEINE N-ALPHA-FMOC-S-T-BUTYLTHIOL-L-CYSTEINE N-ALPHA-FMOC-S-TERT-BUTYLTHIO-L-CYSTEINE N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-S-(TERT-BUTYLTHIO)-L-CYSTEINE N-ALPHA-(9-FLUORENYLMETHOXYCARBONYL)-S-T-BUTYLTHIO-L-CYSTEINE 3-[(1,1-dimethylethyl)dithio]-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-alanine nα-fmoc-s-tert-butylthio-l-cysteine FMOC-CYS(STBU) N-ALPHA-(9-FLUORENYLMETHYLOXYCARBONYL)-S-(T-BUTYLTHIO)-L-CYSTEINE FMOC-(S-TERBUTYL)-CYSTEINE N-(9-fluorenylmethoxycarbonyl)-S-tert-butylthio-L-cysteine N-(9H-Fluorene-9-ylmethoxycarbonyl)-S-(tert-butylthio)-L-cysteine N-Fmoc-3-[(tert-butyl)dithio]-L-alanine N-Fmoc-S-tert-butylthiol-L-cysteine (9H-Fluoren-9-yl)MethOxy]Carbonyl L-Cys(StBu)-OH (2R)-3-(tert-butyldisulfanyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)propanoic acid N-(((9H-Fluoren-9-yl)methoxy)carbonyl)-S-(tert-butylthio)-L-cysteine (2R)-3-(tert-butyldisulfanyl)-2-(9H-fluoren-9-ylmethoxycarbonylamino)propanoicaci FMOC-CYS(STBU)-OH USP/EP/BP 73724-43-3 C22H25NO4S2 Cysteine/Cystine Specialty Synthesis Peptide Synthesis Amino Acid Derivatives amino acid Amino Acids