144900-05-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 144900-05-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,4,9,0 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 144900-05:
(8*1)+(7*4)+(6*4)+(5*9)+(4*0)+(3*0)+(2*0)+(1*5)=110
110 % 10 = 0
So 144900-05-0 is a valid CAS Registry Number.
144900-05-0Relevant articles and documents
GENERAL SYNTHESIS OF 2,3-SUBSTITUTED 5-MEMBERED HETEROCYCLIC QUINONES
Cherif, Mahmoud,Cotelle, Philippe,Catteau, Jean-Pierre
, p. 1749 - 1758 (2007/10/02)
4,7-dimethoxybenzofuran, -thiophene, -selenophene and 4,7-dimethoxyindole have been prepared by a two-step procedure involving a cyclization-dehydration of the acetals (1).The oxidative demethylation of 4,7-dimethoxybenzothiophene, -selenophene and
