133681-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133681-92-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,6,8 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 133681-92:
(8*1)+(7*3)+(6*3)+(5*6)+(4*8)+(3*1)+(2*9)+(1*2)=132
132 % 10 = 2
So 133681-92-2 is a valid CAS Registry Number.
133681-92-2Relevant articles and documents
New cathchol deriv., pharmaceutical composition containing the same and their use (by machine translation)
-
Paragraph 0095, (2016/10/10)
PROBLEM TO BE SOLVED: To provide a new compound exhibiting a COMT inhibiting action. SOLUTION: There are disclosed a compound represented by formula (I) [in the formula, R1and R2each represents hydrogen, lower acyl, lower alkoxycar
