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135578-66-4

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135578-66-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 135578-66-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,5,7 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 135578-66:
(8*1)+(7*3)+(6*5)+(5*5)+(4*7)+(3*8)+(2*6)+(1*6)=154
154 % 10 = 4
So 135578-66-4 is a valid CAS Registry Number.

135578-66-4Downstream Products

135578-66-4Relevant articles and documents

STUDIES ON ORGANOPHOSPHORUS COMPOUNDS XLV. STRUCTURAL EFFECTS OF ESTER ALKYL GROUP OF DIALKYL ALLYLPHOSPHONATE CARBANION ON THE REGIOSELECTIVITY OF ELECTROPHILIC ADDITION

Yuan, Chengye,Yao, Jiachang,Li, Shusen

, p. 125 - 131 (2007/10/02)

The steric effect of the ester alkyl group of dialkyl allylphosphonate carbanion on the regioselectivity of the reaction with benzaldehyde was investigated.The steric contribution was evaluated by substituent parameter and molecular mechanics calculation.

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