67438-42-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67438-42-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,4,3 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 67438-42:
(7*6)+(6*7)+(5*4)+(4*3)+(3*8)+(2*4)+(1*2)=150
150 % 10 = 0
So 67438-42-0 is a valid CAS Registry Number.
67438-42-0Relevant articles and documents
ENAMINE CHEMISTRY-XIX PREPARATION AND ALKYLATION OF CYCLIC AND NON-CYCLIC ENAMINO-THIONES
Rasmussen, J. B.,Shabana, R.,Lawesson, S.-O.
, p. 197 - 202 (2007/10/02)
Enamino-thiones of the general type ArC(S)CH:CHNR2, 3 (Ar = phenyl, p-methoxyphenyl and p-bromophenyl, NR2 = pyrrolidinyl, piperidino), were prepared by reacting the corresponding enaminones, 2, with 2,4-bis-(4-methoxyphenyl)-1,3,2,4
