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22552-63-2

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22552-63-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22552-63-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,5,5 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 22552-63:
(7*2)+(6*2)+(5*5)+(4*5)+(3*2)+(2*6)+(1*3)=92
92 % 10 = 2
So 22552-63-2 is a valid CAS Registry Number.

22552-63-2Upstream product

22552-63-2Relevant articles and documents

REACTIONS OF ABIETIC ACID METHYL ESTER WITH m-CHLOROPERBENZOIC ACID

Valverde, Serafin,Lopez, Jose Cristobal,Rabanal, Rosa M.,Escudero, Javier

, p. 573 - 582 (2007/10/02)

Abietic acid methyl ester reacts regioselectively with m-chloroperbenzoic acid, in the presence of water to yield a mixture of the two epimeric 13,14-monoepoxides.These epoxides further react affording a mixture of 1,2- and 1,4-unsaturated diols.The overall yield of the reaction is acceptably good (70-80percent).The formation of these and other products are discussed.

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