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N,N'-Bis(trifluoroacetyl) L-cystine

N,N'-Bis(trifluoroacetyl) L-cystine structure

CAS No.: 402-91-5

Chemical Name:: N,N'-Bis(trifluoroacetyl) L-cystine

Synonyms: N-Trifluoracetyl-L-cystine;N,N'-Bis(trifluoroacetyl) L-cystine;N,N'-BIS(TRIFLUOROACETYL)-L-CYSTEINE;L-Cystine, N,N'-bis(trifluoroacetyl)- (9CI);N-(1-azepanyl)-1-(3-nitrophenyl)methanimine;3-[3-hydroxy-3-oxo-2-[(2,2,2-trifluoroacetyl)amino]propyl]disulfanyl-2-[(2,2,2-trifluoroacetyl)amino]propanoic acid;3-[3-hydroxy-3-oxo-2-(2,2,2-trifluoroethanoylamino)propyl]disulfanyl-2-(2,2,2-trifluoroethanoylamino)propanoic acid;3-[3-hydroxy-3-keto-2-[(2,2,2-trifluoroacetyl)amino]propyl]disulfanyl-2-[(2,2,2-trifluoroacetyl)amino]propionic acid

CBNumber:: CB6483371

Molecular Formula:: C10H10F6N2O6S2

Molecular Weight:: 432.32

MDL Number:: MFCD00055577

MOL File:: 402-91-5.mol

Last updated:2026-09-12 18:54:17

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N,N'-Bis(trifluoroacetyl) L-cystine Properties

Melting point	164-166
Boiling point	596.4±50.0 °C(Predicted)
Density	1.687±0.06 g/cm3(Predicted)
pka	2.31±0.10(Predicted)

SAFETY

Risk and Safety Statements

Hazard Codes	Xi
Hazard Note	Irritant

N,N'-Bis(trifluoroacetyl) L-cystine price

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
American Custom Chemicals Corporation	AAA0001542	N,N'-BIS(TRIFLUOROACETYL)-L-CYSTEINE 95.00%	402-91-5	1G	$935.56	2021-12-16	Buy

Product number	Packaging	Price	Buy
AAA0001542	1G	$935.56	Buy

N,N'-Bis(trifluoroacetyl) L-cystine Preparation Products And Raw materials

Raw materials

Preparation Products

N,N'-Bis(trifluoroacetyl) L-cystine Suppliers

Global Suppliers ( 7)

Supplier	Tel	Email	Country	ProdList	Advantage
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58
Jiangsu Hongmin Pharmaceutical Co., Ltd.	18221292452	fannieliu@glschina.com	China	6798	58
Hangzhou MolCore BioPharmatech Co.,Ltd.	+86-057181025280; +8617767106207	sales@molcore.com	China	49709	58

Supplier	Advantage
Amadis Chemical Company Limited	58
Jiangsu Hongmin Pharmaceutical Co., Ltd.	58
Hangzhou MolCore BioPharmatech Co.,Ltd.	58

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N,N'-Bis(trifluoroacetyl) L-cystine dimethyl ester (Ac-Cys-OH)2 N-Acetyl-L-cysteine 3,3'-Dithiodipropionic acid N,N'-Bis(trifluoroacetyl)-L-cystine dibutyl ester

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DL-Cystine

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N-Trifluoracetyl-L-cystine N-(1-azepanyl)-1-(3-nitrophenyl)methanimine 3-[3-hydroxy-3-keto-2-[(2,2,2-trifluoroacetyl)amino]propyl]disulfanyl-2-[(2,2,2-trifluoroacetyl)amino]propionic acid 3-[3-hydroxy-3-oxo-2-(2,2,2-trifluoroethanoylamino)propyl]disulfanyl-2-(2,2,2-trifluoroethanoylamino)propanoic acid 3-[3-hydroxy-3-oxo-2-[(2,2,2-trifluoroacetyl)amino]propyl]disulfanyl-2-[(2,2,2-trifluoroacetyl)amino]propanoic acid N,N'-BIS(TRIFLUOROACETYL)-L-CYSTEINE L-Cystine, N,N'-bis(trifluoroacetyl)- (9CI) N,N'-Bis(trifluoroacetyl) L-cystine 402-91-5 C10H10F6N2O6S2