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71195-23-8

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71195-23-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71195-23-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,1,9 and 5 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 71195-23:
(7*7)+(6*1)+(5*1)+(4*9)+(3*5)+(2*2)+(1*3)=118
118 % 10 = 8
So 71195-23-8 is a valid CAS Registry Number.

71195-23-8SDS

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 cis-dimethyl cyclohex-4-ene-1,3-dicarboxylate

1.2 Other means of identification

Product number -
Other names cis-5-methoxycarbonyl-2-cyclohexenyl acetate

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:71195-23-8 SDS

71195-23-8Downstream Products

71195-23-8Relevant articles and documents

Palladium(0)-Catalyzed Alkoxycarbonylation of Allyl Phosphates and Acetates

Murahashi, Shun-Ichi,Imada, Yasushi,Taniguchi, Yuki,Higashiura, Shinya

, p. 1538 - 1545 (2007/10/02)

Palladium-catalyzed alkoxycarbonylation of allyl phosphates under CO (1 atm) at 50 deg C proceeds highly efficiently to give the corresponding β,γ-unsaturated esters.The carbonylation of geranyl phosphate ((E)-11) under CO (1 atm) at 50 deg C gave ethyl ester of homogeranic acid ((E)-12) stereoselectively.The carbonylation takes place at least substituted allylic positions with inversion of configuration.Typically, the methoxycarbonylation of cis-5-(methoxycarbonyl)-2-cyclohexen-1-yl phosphate (cis-16) gave trans-dimethyl-2-cyclohexene-1,5-dicarboxylate (trans-17) selectively.Alkoxycarbonylation of allyl acetates is performed for the first time in the presence of a catalytic amount of bromide ion.The reaction can be rationalized by assuming the mechanism which involves oxidative addition of palladium(0) species to allyl acetates to give ?-allylpalladium acetate, fast ligand exchange of the acetate with bromide, insertion of carbon monoxide to give acylpalladium species, and alkoxylation.

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