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152587-41-2

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152587-41-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 152587-41-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,5,8 and 7 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 152587-41:
(8*1)+(7*5)+(6*2)+(5*5)+(4*8)+(3*7)+(2*4)+(1*1)=142
142 % 10 = 2
So 152587-41-2 is a valid CAS Registry Number.

152587-41-2Relevant articles and documents

Intramolecular Cyclization of ethenes. Synthesis and Crystal Structure of 1-Arylbenzothiophenium Salts

Kitamura, Tsugio,Soda, Shin-ichi,Kawasato, Hironobu,Taniguchi, Hiroshi,Shiro, Motoo

, p. 5055 - 5066 (2007/10/02)

Novel 1-arylbenzothiophenium salts (4) are prepared by bromine-induced intramolecular cyclization of ethenes (3).The substituent and solvent effects on the formation of the 1-arylbenzothiophenium salts 4 are described.The reactio

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