77-12-3 Usage
Uses
Name previously
used: Pentacynium Methylsulphate.
Check Digit Verification of cas no
The CAS Registry Mumber 77-12-3 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 7 and 7 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77-12:
(4*7)+(3*7)+(2*1)+(1*2)=53
53 % 10 = 3
So 77-12-3 is a valid CAS Registry Number.
InChI:InChI=1/C27H39N3O.2ClH/c1-29(2,18-19-30(3)20-22-31-23-21-30)17-11-10-16-27(24-28,25-12-6-4-7-13-25)26-14-8-5-9-15-26;;/h4-9,12-15H,10-11,16-23H2,1-3H3;2*1H/q+2;;/p-2