178884-02-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 178884-02-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,8,8 and 4 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 178884-02:
(8*1)+(7*7)+(6*8)+(5*8)+(4*8)+(3*4)+(2*0)+(1*2)=191
191 % 10 = 1
So 178884-02-1 is a valid CAS Registry Number.
178884-02-1Relevant articles and documents
Indole-β-nucleophilic substitution. Part 9. Nitrogen nucleophiles. Syntheses of hydroxycryptolepine, cryptolepine, and quindoline
Cooper,Lovell,Joule
, p. 4283 - 4286 (1996)
The alkaloids hydroxycryptolepine, cryptolepine and quindoline have been synthesised utilising the intramolecular β-nucleophilic substitution of a 1- phenylsulfonyl-2-acylindole.