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84165-62-8

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84165-62-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84165-62-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,1,6 and 5 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 84165-62:
(7*8)+(6*4)+(5*1)+(4*6)+(3*5)+(2*6)+(1*2)=138
138 % 10 = 8
So 84165-62-8 is a valid CAS Registry Number.

84165-62-8Downstream Products

84165-62-8Relevant articles and documents

SYNTHESIS OF 5-OXOINDOLIZINE DERIVATIVES. II: REACTION OF THE ETHYL PYRROLIDIN-2-YLIDENEACETATE (AN ENAMINE ESTER) WITH ACYCLIC α,β-UNSATURATED CARBONYL COMPOUNDS

Nagasaka, Tatsuo,Inoue, Hitoshi,Hamaguchi, Fumiko

, p. 1099 - 1107 (2007/10/02)

Synthesis of some 5-oxoindolizine derivatives using ethyl pyrrolidin-2-ylideneacetate (1) and acyclic α,β-unsaturated carbonyl compounds is described.The structure of Michael adducts, intermediates for 5-oxoindolizines, obtained by treatment of 1 with dimethyl acetylenedicarboxylate or methyl propiolate are discussed.

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