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43214-11-5

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43214-11-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 43214-11-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,3,2,1 and 4 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 43214-11:
(7*4)+(6*3)+(5*2)+(4*1)+(3*4)+(2*1)+(1*1)=75
75 % 10 = 5
So 43214-11-5 is a valid CAS Registry Number.

43214-11-5Downstream Products

43214-11-5Relevant articles and documents

Synthesis of pinacol acetals catalyzed by (2-carboxyphenyl)diphenylphosphonium bromide

Huang, Wenhua,Xu, Ning

supporting information, p. 2133 - 2138 (2017/10/31)

(2-Carboxyphenyl)diphenylphosphonium bromide that is readily prepared from commercial 2-(diphenylphosphino)benzoic acid and HBr is an efficient catalyst for the synthesis of pinacol acetals from a variety of aldehydes at room temperature.

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