115172-67-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115172-67-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,1,7 and 2 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 115172-67:
(8*1)+(7*1)+(6*5)+(5*1)+(4*7)+(3*2)+(2*6)+(1*7)=103
103 % 10 = 3
So 115172-67-3 is a valid CAS Registry Number.
115172-67-3Relevant articles and documents
Sulfonylcarbamimidic Azides from Sulfonyl Chlorides and 5-Aminotetrazole
Peet, Norton P.,Sunder, Shyam,Barbuch, Robert J.,Huber, Edward W.,Bargar, Ester M.
, p. 1531 - 1535 (2007/10/02)
Treatment of o-nitrobenzenesulfonyl chloride (3) with 5-aminotetrazole (5-AT) gave carbamimidic azide (6), a ring-opened isomer of the expected N-(1H-tetrazol-5-yl)-2-nitrobenzenesulfonamide (4).Sulfonylcarbamimidic azide 6 was co
