433246-23-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 433246-23-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,3,2,4 and 6 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 433246-23:
(8*4)+(7*3)+(6*3)+(5*2)+(4*4)+(3*6)+(2*2)+(1*3)=122
122 % 10 = 2
So 433246-23-2 is a valid CAS Registry Number.
433246-23-2Relevant articles and documents
Modified coumarins. 8. Synthesis of substituted 5-(4-methoxyphenyl)-7H-furo[3,2-g] chromen-7-ones
Garazd,Garazd,Ogorodniichuk,Khilya
, p. 539 - 548 (2007/10/03)
The MacLeod method was used to synthesize a series of substituted 5-(4-methoxyphenyl)-7H-furo[3,2-g]chromen-7-ones, modified analogs of psoralen, from 7-hydroxy-4-(4-methoxyphenyl)coumarins.
