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1309978-33-3

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1309978-33-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1309978-33-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,9,9,7 and 8 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1309978-33:
(9*1)+(8*3)+(7*0)+(6*9)+(5*9)+(4*7)+(3*8)+(2*3)+(1*3)=193
193 % 10 = 3
So 1309978-33-3 is a valid CAS Registry Number.

1309978-33-3Downstream Products

1309978-33-3Relevant articles and documents

Multigram synthesis of 1-(difluoromethyl)imidazoles and -benzimidazoles

Levterov, Vadym,Grygorenko, Oleksandr O.,Mykhailiuk, Pavel K.,Tolmachev, Andrey A.

, p. 1243 - 1248 (2011)

An expedient approach to the difluoromethylation of imidazoles and benzimidazoles has been developed. The key feature of the procedure is the gradual generation of the difluoromethylation reagent in the reaction mixture, which is achieved by the simultane

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