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1149343-32-7

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1149343-32-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1149343-32-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,9,3,4 and 3 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1149343-32:
(9*1)+(8*1)+(7*4)+(6*9)+(5*3)+(4*4)+(3*3)+(2*3)+(1*2)=147
147 % 10 = 7
So 1149343-32-7 is a valid CAS Registry Number.

1149343-32-7Relevant articles and documents

Synthesis of 1,2-diketones by the transition metal-catalyst-free reaction of α-oxo acid chlorides or oxalyl chloride with organostannanes

Kashiwabara, Taigo,Tanaka, Masato

supporting information; experimental part, p. 3958 - 3961 (2009/09/26)

(Chemical Equation Presented) The reaction of an α-oxo acid chloride with an organostannane proceeds transition metal-catalyst-free to afford a 1,2-diketone in an excellent yield. In addition, a sequence comprising pretreatment of oxalyl chloride with an

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