115831-71-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115831-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,8,3 and 1 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 115831-71:
(8*1)+(7*1)+(6*5)+(5*8)+(4*3)+(3*1)+(2*7)+(1*1)=115
115 % 10 = 5
So 115831-71-5 is a valid CAS Registry Number.
115831-71-5Relevant articles and documents
An Efficient Synthesis of (+/-)-Latifine Dimethyl Ether
Gore, Vinayak G.,Narasimhan, Nurani S.
, p. 481 - 484 (2007/10/02)
4,5-Dimethoxy-3-(4'-methoxyphenyl)phthalide (2) was hydrogenolysed to give 3,4-dimethoxy-2-(4'-methoxybenzyl)benzoic acid (3).The N-methylamide of (3) was lithiated and treated with dimethylformamide to furnish 3,4-dihydro-3-hydroxy-5,6-dimethoxy-4-(4'-me
