67377-25-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67377-25-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,3,7 and 7 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 67377-25:
(7*6)+(6*7)+(5*3)+(4*7)+(3*7)+(2*2)+(1*5)=157
157 % 10 = 7
So 67377-25-7 is a valid CAS Registry Number.
67377-25-7Relevant articles and documents
Ethers of 7-hydroxy-coumarin useful as medicaments
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, (2008/06/13)
The invention provides novel esters of 7-hydroxycoumarin of the formula STR1 in which each of R1 and R2 represents a hydrogen atom, a C1 -C4 alkyl, C2 -C4 alkenyl, carboxy, carboxylate, Cs