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76311-80-3

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76311-80-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76311-80-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,3,1 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 76311-80:
(7*7)+(6*6)+(5*3)+(4*1)+(3*1)+(2*8)+(1*0)=123
123 % 10 = 3
So 76311-80-3 is a valid CAS Registry Number.

76311-80-3Downstream Products

76311-80-3Relevant articles and documents

REACTION OF α-BROMO-α,β-UNSATURATED ESTERS AND BUTENOLIDES WITH MALONAMIC ESTERS

Takei, Hisashi,Fukuda, Yoshimasa,Sugaya, Kazuhiro,Taguchi, Takeo,Kawara, Tatsuo

, p. 1307 - 1310 (1980)

α-bromo-α,β-unsaturated esters and α-bromobutenolides reacted with sodium salts of methyl malonamates to afford cyclopropanes, α-methoxycarbonyllactams and 5-amino-4-methoxycarbonyl-2,3-dihydrofurans.The last compounds could be easily converted into α-met

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