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(2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-methylsulfanylpropanoic acid

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Origin: China

Cas No: 16947-80-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Product Description

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CAS No.: 16947-80-1 Formula: C9H17NO4S Molecular Weight: 235.30100

Basic Info

Chemical Name	(2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-methylsulfanylpropanoic acid
Synonyms	N-(tert-butoxycarbonyl)-S-methyl-L-cysteine; N-Boc-S-methyl-L-cysteine; (2R)-2-[(tert-butoxycarbonyl)amino]-3-(methylsulfanyl)propanoic acid; Boc-S-methyl-L-cysteine; N-butoxycarbonyl-(R)-methylthioaniline; BOC-CYS(ME)-OH; N-(tert-butoxycarbonyl)-S-methylcysteine; S(Me)NH(Boc)Cys; S-Methyl-N-t-butyloxycarbonyl-L-cysteine; (R)-2-(N-tert-butoxycarbonylamino)-3-methylthiopropanoic acid;
CAS No.	16947-80-1
Molecular Formula	C9H17NO4S
Molecular Weight	235.30100
PSA	100.93000
LogP	1.71820

Properties

Density	1.185g/cm3
Boiling Point	388.7ºC at 760mmHg
Flash Point	188.9ºC
Refractive Index	1.502
Storage Condition	-15ºC
Vapor Pressure	4E-07mmHg at 25°C

Safety Info

HS Code	2930909090

Synthesis Route

tert-butoxycarbonyl anhydride→(2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-methylsulfanylpropanoic acid
S-methyl-L-cysteine+tert-butoxycarbonyl anhydride→(2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-methylsulfanylpropanoic acid
S-methyl-L-cysteine+<i>tert</i>-Butyl 2,4,5-Trichlorophenyl Carbonate→(2R)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-methylsulfanylpropanoic acid

Precursor

tert-butoxycarbonyl anhydride
<i>tert</i>-Butyl 2,4,5-Trichlorophenyl Carbonate
S-methyl-L-cysteine

Downstream Product

tert-Butyl [2-phthalimido-1-(methylsulfanylmethyl)-ethyl]carbamate

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