116515-65-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116515-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,5,1 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 116515-65:
(8*1)+(7*1)+(6*6)+(5*5)+(4*1)+(3*5)+(2*6)+(1*5)=112
112 % 10 = 2
So 116515-65-2 is a valid CAS Registry Number.
116515-65-2Relevant articles and documents
A Novel Synthesis of Naphthalenic Lignan Lactones
Patil, P. A.,Joshi, R. R.,Narasimhan, N. S.
, p. 1025 - 1029 (2007/10/02)
Hydroxyphthalans (2) are obtained either through selective reaction of aryllithiums with phthalides (3a,b) or selective reduction of the formyl group in o-formylbenzophenones (7).They are then converted into naphthalenic diesters (5), through isobenzofura
