121485-25-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121485-25-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,4,8 and 5 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 121485-25:
(8*1)+(7*2)+(6*1)+(5*4)+(4*8)+(3*5)+(2*2)+(1*5)=104
104 % 10 = 4
So 121485-25-4 is a valid CAS Registry Number.
121485-25-4Relevant articles and documents
SYNTHESIS OF ANALOGUES OF NATURAL PRECOCENES CONTAINING A 8-METHYL SUBSTITUENT
Timar, Tibor,Hosztafi, Sandor,Jaszberenyi, J. Csaba
, p. 617 - 630 (2007/10/02)
The synthesis of benzopyran compounds (VIIIa-q), analogues of precocene I (I) substituted on C-8 in the aromatic ring with a methyl group, is described.
