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132866-22-9

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132866-22-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 132866-22-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,2,8,6 and 6 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 132866-22:
(8*1)+(7*3)+(6*2)+(5*8)+(4*6)+(3*6)+(2*2)+(1*2)=129
129 % 10 = 9
So 132866-22-9 is a valid CAS Registry Number.

132866-22-9Upstream product

132866-22-9Downstream Products

132866-22-9Relevant articles and documents

Process for the preparation of 1-alkylthio-and 1-benzylthio-1-formylcyclopropanes

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, (2008/06/13)

Compounds of formula I STR1 wherein R is C1 -C4 alkyl or benzyl, are prepared by reacting a butanal of formula II STR2 wherein X and Y are each independently of the other chloro, bromo or iodo, in an inert solvent, with a compound of formula III wherein R is as defined above and Me is an alkali metal cation, and converting the resultant compound of formula IV STR3 wherein X and R are as defined above, in an inert solvent and in the presence of a base, into a compound of formula I.

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