92808-92-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 92808-92-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,8,0 and 8 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 92808-92:
(7*9)+(6*2)+(5*8)+(4*0)+(3*8)+(2*9)+(1*2)=159
159 % 10 = 9
So 92808-92-9 is a valid CAS Registry Number.
92808-92-9Relevant articles and documents
REACTIONS OF HYDROXYL GROUPS WITH TOSYLCHLORIDE-DIMETHYLAMINOPYRIDINE SYSTEM. DIRECT SYNTHESIS OF CHLORIDES FROM HYDROXYCOMPOUNDS.
Hwang, C. K.,Li, W. S.,Nicolau, K. C.
, p. 2295 - 2296 (1984)
The reactions of various hydroxyl groups with tosylchloride-dimethylaminopyridine system were investigated and direct synthesis of allyl, alkyl and glycosyl chlorides are described.