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83037-73-4

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83037-73-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83037-73-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,0,3 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 83037-73:
(7*8)+(6*3)+(5*0)+(4*3)+(3*7)+(2*7)+(1*3)=124
124 % 10 = 4
So 83037-73-4 is a valid CAS Registry Number.

83037-73-4Relevant articles and documents

NOVEL LACTONE COMPOUND AND NOVEL ETHER COMPOUND

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Paragraph 0426, (2021/02/19)

A lactone compound is represented by general formula (A), and an ether compound is represented by general formula (B). In formula (A), R is a hydrogen atom or R1. When R is a hydrogen atom, R′ is R1, the carbon bond (1) is a single bond or a double bond, and the carbon bond (2) is a single bond. When R is R1, R′ is a hydrogen atom or R1, both the carbon bonds (1) and (2) are a single bond, or one of them is a double bond and the other is a single bond. In formula (B), R″ is R1. R1 represents a specific alkyl group, a specific alkenyl group, a specific alkynyl group, or an aryl group. In formulas (A) and (B), n is 0 or 1.

131. Determination of the configuration of wine lactone

Guth, Helmut

, p. 1559 - 1571 (2007/10/03)

The intense sweet and coconut-like smelling odorant 1, named 'wine lactone', was isolated from different wine varieties. The chemical structure of this compound, which has not yet been detected in wine or a food, was identified by high-resolution mass spe

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