Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: D-Valine,3,3'-dithiobis-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

20902-45-8

20902-45-8 structure

20902-45-8 structure

Name: D-Valine,3,3'-dithiobis-
Chemical Name: D-penicillamine disulfide
CAS Number: 20902-45-8
Molecular Formula: C₁₀H₂₀N₂O₄S₂
Molecular Weight: 296.40700
Catalog: analytical chemistry Standard Pharmacopoeia Standards and Magazine Standards
Create Date: 2018-09-28 11:47:27
Modify Date: 2024-01-01 22:37:21

Name	D-penicillamine disulfide
Synonyms	MFCD00004264 penicillinamine disulfide D-PENICILLAMINE DISULPHIDE Penicillamine disulfide d-3,3-dimethyl cysteine disulphide penicillamine disulphide EINECS 244-107-2 3,3''-Dithiobis-D-valine 3,3'-dithiodi-D-valine D-PENICILLAMINE DISULFIDE

Density	1.353g/cm3
Boiling Point	467ºC at 760mmHg
Melting Point	204ºC (dec.)(lit.)
Molecular Formula	C₁₀H₂₀N₂O₄S₂
Molecular Weight	296.40700
Flash Point	236.2ºC
Exact Mass	296.08600
PSA	177.24000
LogP	2.14940
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.595

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;
Risk Phrases	36/37/38
Safety Phrases	26-36
RIDADR	NONH for all modes of transport
WGK Germany	3

115940-43-7 structure

115940-43-7

~99%

20902-45-8 structure

20902-45-8

Literature: Naini, Santhosh Reddy; Ranganathan, Subramania; Yadav, Jhillu Singh; Sarma; Ramakrishna; Nagaraj, Ramakrishnan; Premkumar, J. Richard; Sastry, G. Narahari Tetrahedron Letters, 2014 , vol. 55, # 6 p. 1132 - 1135

52-67-5 structure

52-67-5

~90%

20902-45-8 structure

20902-45-8

Literature: Singh, Devender; Galetto, Fabio Z.; Soares, Letiere C.; Rodrigues, Oscar E. Dorneles; Braga, Antonio Luiz European Journal of Organic Chemistry, 2010 , # 14 p. 2661 - 2665

18542-39-7 structure

18542-39-7

52-67-5 structure

52-67-5

~%

20902-45-8 structure

20902-45-8

Literature: Journal of the American Chemical Society, , vol. 94, # 17 p. 6141 - 6151

52-67-5 structure

52-67-5

~%

20902-45-8 structure

20902-45-8

63347-00-2 structure

63347-00-2

1228144-39-5 structure

1228144-39-5

Detail

Literature: Chemical and Pharmaceutical Bulletin, , vol. 58, # 7 p. 957 - 960

52-67-5 structure

52-67-5

7664-41-7 structure

7664-41-7

7705-08-0 structure

7705-08-0

~%

20902-45-8 structure

20902-45-8

Literature: Chem.Penicillin, , S. 469

Precursor 5
115940-43-7 52-67-5 18542-39-7 7664-41-7
7705-08-0
DownStream 1
2280-27-5