92233-25-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 92233-25-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,2,3 and 3 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 92233-25:
(7*9)+(6*2)+(5*2)+(4*3)+(3*3)+(2*2)+(1*5)=115
115 % 10 = 5
So 92233-25-5 is a valid CAS Registry Number.
92233-25-5Relevant articles and documents
TOTAL SYNTHESIS OF ANTIBIOTIC ALTHIOMYCIN
Inami, Kaoru,Shiba, Tetsuo
, p. 2009 - 2012 (1984)
Antibiotic althiomycin was totally synthesized from D-cysteine via the procedures of the coupling with sodium salt of pyrrolinone, hydroxymethylation, and the coupling with the thiazole part, succesively.