117067-52-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117067-52-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,0,6 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 117067-52:
(8*1)+(7*1)+(6*7)+(5*0)+(4*6)+(3*7)+(2*5)+(1*2)=114
114 % 10 = 4
So 117067-52-4 is a valid CAS Registry Number.
117067-52-4Relevant articles and documents
A GENERAL METHOD FOR THE N-ALKYLATION OF THIOAMIDES.
Katritzky, Alan R.,Drewniak, Malgorzata
, p. 1755 - 1758 (2007/10/02)
Thioamides are N-alkylated in a two-step procedure: (i) Reaction with an aldehyde and benzotriazole yields an adduct which is (ii) reduced to the N-alkylthioamide by NaBH4.