136812-28-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136812-28-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,8,1 and 2 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 136812-28:
(8*1)+(7*3)+(6*6)+(5*8)+(4*1)+(3*2)+(2*2)+(1*8)=127
127 % 10 = 7
So 136812-28-7 is a valid CAS Registry Number.
InChI:InChI=1/C11H7BrClNO2/c1-16-8-3-2-6-4-7(5-15)11(13)14-10(6)9(8)12/h2-5H,1H3
136812-28-7Relevant articles and documents
Chlorination of 2-chloroquinoline-3-carbaldehydes
Cziaky
, p. 1929 - 1934 (1991)
Reactions of 2-chloroquinoline-3-carbaldehydes (1) with chlorine, thionyl chloride and sulphuryl chloride are investigated. Preparation of 2-chloroquinoline-3-carbonyl chlorides (2) and 2-chloro-3-dichloromethylquinolines (5) as products of these reactions is described.