98559-87-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98559-87-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,5,5 and 9 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 98559-87:
(7*9)+(6*8)+(5*5)+(4*5)+(3*9)+(2*8)+(1*7)=206
206 % 10 = 6
So 98559-87-6 is a valid CAS Registry Number.
98559-87-6Relevant articles and documents
A Convenient Synthesis of 1-Chloro-2-alkanones
Kimpe, Norbert De,Cock, Wim De,Schamp, Niceas
, p. 188 - 190 (2007/10/02)
1-Chloro-2-alkanones (α-chloromethylketones) were conveniently prepared by chlorination of methyl β-ketoesters and subsequent demethoxycarbonylation using 50percent sulfuric acid.
