40240-42-4 Usage
General Description
1(2H)-Pyridinecarbonyl chloride, 3,6-dihydro-4-methyl- (9CI) is a chemical compound with the molecular formula C7H8ClNO. It is also known as 3,6-Dihydro-4-methyl-1(2H)-pyridinone, and it is a yellowish liquid with a pungent odor. This chemical is an important intermediate in the synthesis of pharmaceuticals, agrochemicals, and other organic compounds. It is commonly used in the production of pesticides, herbicides, and insecticides. It is also utilized in the synthesis of various pharmaceuticals, like anti-inflammatory drugs and antibiotics. Additionally, 1(2H)-Pyridinecarbonyl chloride, 3,6-dihydro-4-methyl- (9CI) is used as a reagent in organic chemistry reactions, including the synthesis of amides and esters.
Check Digit Verification of cas no
The CAS Registry Mumber 40240-42-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,4 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 40240-42:
(7*4)+(6*0)+(5*2)+(4*4)+(3*0)+(2*4)+(1*2)=64
64 % 10 = 4
So 40240-42-4 is a valid CAS Registry Number.
