Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: L-Cysteine,S,S'-1,2-ethanediylbis-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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14344-49-1

14344-49-1 structure

14344-49-1 structure

Name: L-Cysteine,S,S'-1,2-ethanediylbis-
Chemical Name: 2-amino-3-[2-(2-amino-2-carboxyethyl)sulfanylethylsulfanyl]propanoic acid
CAS Number: 14344-49-1
Molecular Formula: C₈H₁₆N₂O₄S₂
Molecular Weight: 268.35400
Create Date: 2016-03-22 20:38:11
Modify Date: 2024-01-11 19:17:11

Name	2-amino-3-[2-(2-amino-2-carboxyethyl)sulfanylethylsulfanyl]propanoic acid
Synonyms	S,S'-Aethandiyl-di-L-cystein S,S'-ethanediyl-bis-L-cysteine L-Cysteine,S,S'-1,2-ethanediylbis S,S'-ethanediyl-di-L-cysteine

Density	1.443g/cm3
Boiling Point	534.4ºC at 760mmHg
Molecular Formula	C₈H₁₆N₂O₄S₂
Molecular Weight	268.35400
Flash Point	277ºC
Exact Mass	268.05500
PSA	177.24000
LogP	0.67720
Vapour Pressure	7.61E-13mmHg at 25°C
Index of Refraction	1.619

HS Code	2930909090

52-90-4 structure

52-90-4

106-93-4 structure

106-93-4

~99%

14344-49-1 structure

14344-49-1

Literature: Vriesema, Bindert K.; Lemaire, Marc; Buter, Jan; Kellogg, Richard M. Journal of Organic Chemistry, 1986 , vol. 51, # 26 p. 5169 - 5177

52-89-1 structure

52-89-1

106-93-4 structure

106-93-4

~%

14344-49-1 structure

14344-49-1

Literature: Xingshu, Li; Jun, Qin; Xiaoling, Zhang; Rugang, Xie Synthetic Communications, 1997 , vol. 27, # 17 p. 3079 - 3085

52-90-4 structure

52-90-4

107-06-2 structure

107-06-2

~%

14344-49-1 structure

14344-49-1

Literature: Blondeau,P. et al. Canadian Journal of Chemistry, 1967 , vol. 45, p. 49 - 52

Precursor 4
52-90-4 106-93-4 52-89-1 107-06-2
DownStream 0

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%