812646-69-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 812646-69-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,1,2,6,4 and 6 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 812646-69:
(8*8)+(7*1)+(6*2)+(5*6)+(4*4)+(3*6)+(2*6)+(1*9)=168
168 % 10 = 8
So 812646-69-8 is a valid CAS Registry Number.
812646-69-8Relevant articles and documents
Syntheses of substituted naphthalenes and naphthols
Huang, Keng-Shiang,Wang, Eng-Chi,Chen, Hsing-Ming
, p. 585 - 605 (2007/10/03)
Syntheses of substituted naphthalenes and naphthols are described. Based on Claisen rearrangement, ring-closing metathesis (RCM), and related reactions, isovanillin was successfully transformed into a series of substituted naphthalenes and naphthols with