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1189783-18-3

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1189783-18-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1189783-18-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,7,8 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1189783-18:
(9*1)+(8*1)+(7*8)+(6*9)+(5*7)+(4*8)+(3*3)+(2*1)+(1*8)=213
213 % 10 = 3
So 1189783-18-3 is a valid CAS Registry Number.

1189783-18-3Relevant articles and documents

A convenient synthesis of 2-substituted indoles by the reaction of 2-(chloromethyl)phenyl isocyanides with organolithiums

Kobayashi, Kazuhiro,Iitsuka, Daisuke,Fukamachi, Shuhei,Konishi, Hisatoshi

experimental part, p. 7523 - 7526 (2009/12/04)

The reaction of 2-(chloromethyl)phenyl isocyanides, readily available by dehydration of the respective N-[2-(chloromethyl)phenyl]formamides, with organolithiums produced 2-substituted indoles in satisfactory yields through addition of organolithiums to th

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