136494-88-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136494-88-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,4,9 and 4 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 136494-88:
(8*1)+(7*3)+(6*6)+(5*4)+(4*9)+(3*4)+(2*8)+(1*8)=157
157 % 10 = 7
So 136494-88-7 is a valid CAS Registry Number.
136494-88-7Relevant articles and documents
A new synthesis of azaphenanthrenes
Castedo,Cid,Seijas,Villaverde
, p. 3871 - 3872 (1991)
We report a new synthesis of azaphenanthrenes based on biaryl coupling between an aryloxazoline and a pyridyl anion.