149835-72-3

Upstream product

• 66076-71-9 N,N'-di(CBz)-L-homocystine 
• 501-53-1 benzyl chloroformate 
• 149835-71-2 (2S,2S') diethyl 4,4'-disulfanediylbis(2-(benzyloxycarbonylamino)butanoate) 

Downstream Products

• 149835-73-4 (S)-4-[(R)-2-(Acetylamino-methylsulfanyl)-1-(ethoxycarbonylmethyl-carbamoyl)-ethylsulfamoyl]-2-benzyloxycarbonylamino-butyric acid ethyl ester 
• 220951-70-2 ethyl (2S)-2-{[(benzyloxy)carbonyl]amino}-4-[(2,2-dimethylpropoxy)sulfonyl]butanoate 
• 220951-72-4 (2S)-2-{[(benzyloxy)carbonyl]amino}-4-[(2,2-dimethylpropoxy)sulfonyl]butanoic acid 
• 1370348-24-5 (S)-neopentyl 3-(benzyloxycarbonylamino) 4-hydroxybutane 1-sulfonate 
• 1370348-25-6 (S)-neopentyl 3-(benzyloxycarbonylamino) 4-(methylsulfonyloxy)butane 1-sulfonate 
• 1370348-26-7 (S) 2-(benzyloxycarbonylamino) 4-(neopentyloxysulfonyl)butyl thioacetate 
• 1370348-27-8 benzyl N-[(2S)-1-{[(2S)-2-{[(benzyloxy)carbonyl]amino}-4-[(2,2-dimethylpropoxy)sulfonyl]butyl]disulfanyl}-4-[(2,2-dimethylpropoxy)sulfonyl]butan-2-yl]carbamate 

Relevant academic research and scientific papers

METHOD FOR THE PREPARATION OF (3S,3S') 4,4'-DISULFANEDIYLBIS (3-AMINOBUTANE 1-SULFONIC ACID)

The present invention relates to a new method for the preparation of (3S,3S') 4,4'-disulfanediylbis(3-aminobutane 1-sulfonic acid) in five steps from (S)-ethyl 2-(benzyloxycarbonylamino)-4-(neopentyloxysulfonyl)butanoate A.

Method for the preparation of (3S,3S') 4,4'-disulfanediylbis (3-aminobutane 1-sulfonic acid)

The present invention relates to a new method for the preparation of (3S,3S') 4,4'-disulfanediylbis(3-aminobutane 1-sulfonic acid) in five steps from (S)-ethyl 2-(benzyloxycarbonylamino)-4-(neopentyloxysulfonyl)butanoate A.

Novel derivatives of 4,4'-dithiobis-(3-aminobutane-1-sulfphonates) and compositions containing same

The invention relates to the bis-hydrochloride of 4,4′-dithiobis-(3-aminobutane-1-sodium sulphonate) and the bis-trifluoracetate of 4,4′-dithiobis-(3-aminobutane-1-sulphonate of 2,2-dimethylpropyl). The invention also relates to a pharmaceutical compositi