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77670-31-6

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77670-31-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77670-31-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,7 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77670-31:
(7*7)+(6*7)+(5*6)+(4*7)+(3*0)+(2*3)+(1*1)=156
156 % 10 = 6
So 77670-31-6 is a valid CAS Registry Number.

77670-31-6SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 11, 2017

Revision Date: Aug 11, 2017

1.Identification

1.1 GHS Product identifier

Product name ethyl γ-benzoyl-α-ethoxycarbonyl-α-methyl-β-phenylbutyrate

1.2 Other means of identification

Product number -
Other names Methyl-(3-oxo-1,3-diphenyl-propyl)-malonsaeure-diaethylester

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:77670-31-6 SDS

77670-31-6Relevant articles and documents

Asymmetric Induction in the Michael Reaction by Means of Chiral Phase-transfer Catalysts derived from Cinchona and Ephedra Alkaloids

Colonna, Stefano,Re, Alberto,Wynberg, Hans

, p. 547 - 552 (2007/10/02)

Asymmetric induction in the Michael reaction has been achieved using alkaloidonium salts in a two-phase system with optical yields of up to 36 and 26percent in the addition to αβ-unsaturated ketones of thiols and nitroalkanes respectively.The presence of a hydroxy-group β to the 'onium function is essential to achieve substantial asymmetric syntheses.

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