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149837-04-7

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149837-04-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 149837-04-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,8,3 and 7 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 149837-04:
(8*1)+(7*4)+(6*9)+(5*8)+(4*3)+(3*7)+(2*0)+(1*4)=167
167 % 10 = 7
So 149837-04-7 is a valid CAS Registry Number.

149837-04-7SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name ((1R,2S)-2-Ethyl-1-methyl-but-3-ynyl)-carbamic acid tert-butyl ester

1.2 Other means of identification

Product number -
Other names -

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 -
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More Details:149837-04-7 SDS

149837-04-7Downstream Products

149837-04-7Relevant articles and documents

Formal total syntheses of the β-lactam antibiotics thienamycin and PS-5

Jacobi, Peter A.,Murphree, Shaun,Rupprecht, Frederic,Zheng, Wanjun

, p. 2413 - 2427 (2007/10/03)

Chiral nonracemic acetylenic acids of general structure 11, prepared using the Schreiber modification of the Nicholas reaction, have been converted to β-amino acid derivatives of type 12 by a two-step sequence involving Curtius rearrangement followed by o

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