22772-23-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22772-23-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,7,7 and 2 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 22772-23:
(7*2)+(6*2)+(5*7)+(4*7)+(3*2)+(2*2)+(1*3)=102
102 % 10 = 2
So 22772-23-2 is a valid CAS Registry Number.
22772-23-2Relevant academic research and scientific papers
Stilbene optical brighteners and compositions brightened therewith
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, (2008/06/13)
Benzofurans, benzothiophenes, indoles, naphthofurans and benzofuranobenzofurans which are substituted by 4-vinylphenyl groups wherein the 2-position of the vinyl is substituted by a monovalent aromatic radical having one to three aromatic rings are optica
