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128970-29-6

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128970-29-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128970-29-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,9,7 and 0 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 128970-29:
(8*1)+(7*2)+(6*8)+(5*9)+(4*7)+(3*0)+(2*2)+(1*9)=156
156 % 10 = 6
So 128970-29-6 is a valid CAS Registry Number.

128970-29-6SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-(Benzyloxycarbonylamino)-2-trifluormethyl-but-3-insaeuremethylester

1.2 Other means of identification

Product number -
Other names 2-Benzyloxycarbonylamino-2-trifluoromethyl-but-3-ynoic acid methyl ester

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:128970-29-6 SDS

128970-29-6Relevant articles and documents

Synthesis of α-Alkynyl-β,β,β-trifluoroalanine Derivatives by Sonogashira Cross-Coupling Reaction

Shchetnikov, Grigorii T.,Zotova, Maria A.,Bruneau, Christian,Dixneuf, Pierre H.,Osipov, Sergey N.

experimental part, p. 1587 - 1592 (2010/06/15)

An efficient route to new a-CF3-a-amino acid derivatives bearing an arylalkynyl moiety at the a-carbon atom has been developed. The method is based on palladium-catalyzed cross-coupling of the corresponding a-propargyl (ethynyl) a- amino esters

α-Trifluormethyl Substituted Amino Acids with Alkyne Functions in the Side Chain

Burger, Klaus,Sewald, Norbert

, p. 115 - 118 (2007/10/02)

Starting from trifluoro pyruvates and terminal alkynes a simple preparative procedure for synthesis of α-trifluoromethyl substituted acetylenic α-amino acids and α,ω-diamino dicarboxylic acids is described.The triple bond in the side chain can be function

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