101911-25-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 101911-25-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,9,1 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 101911-25:
(8*1)+(7*0)+(6*1)+(5*9)+(4*1)+(3*1)+(2*2)+(1*5)=75
75 % 10 = 5
So 101911-25-5 is a valid CAS Registry Number.
101911-25-5Relevant 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.