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42998-21-0

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42998-21-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42998-21-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,9,9 and 8 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 42998-21:
(7*4)+(6*2)+(5*9)+(4*9)+(3*8)+(2*2)+(1*1)=150
150 % 10 = 0
So 42998-21-0 is a valid CAS Registry Number.

42998-21-0SDS

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 ethyl 2-allyl-2-vinylpent-4-enoate

1.2 Other means of identification

Product number -
Other names 2-allyl-2-vinyl-4-pentenoate

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:42998-21-0 SDS

42998-21-0Downstream Products

42998-21-0Relevant articles and documents

Palladium-Catalyzed Decarboxylation-Carbonylation of Allylic Carbonates To Form β,γ-Unsaturated Esters

Tsuji, Jiro,Sato, Koji,Okumoto, Hiroshi

, p. 1341 - 1344 (1984)

Allyl alkyl carbonates undergo a smooth decarboxylation-carbonylation reaction to afford β,γ-unsaturated esters at 50 deg C under atmospheric or low pressure of carbon monoxide and neutral conditions in the presence of palladium-phosphine complexes as catalysts.The reaction offers a very good method for the preparation of β,γ-unsaturated esters from allylic alcohols.

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