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118012-97-8

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118012-97-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 118012-97-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,0,1 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 118012-97:
(8*1)+(7*1)+(6*8)+(5*0)+(4*1)+(3*2)+(2*9)+(1*7)=98
98 % 10 = 8
So 118012-97-8 is a valid CAS Registry Number.

118012-97-8Relevant articles and documents

CHIRAL THIOPHENE DIOXIDES AND THIOPHENE S,N-YLIDES AS DIENES FOR ASYMMETRIC DIELS-ALDER APPLICATION

Dillen, Jan L.M.,Meth-Cohn, Otto,Moore, Clive,van Rooyen, Petrus H.

, p. 3127 - 3138 (1988)

2-Menthyltrihalothiophene S,S-dioxides are efficient asymmetric dienes in Diels-Alder reactions with dienophiles to give regio- and stereoisomerically pure adducts.Thus styrene, allyl alcohol, methyl acrylate and acrylamide give solely one adduct while fl

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