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82777-38-6

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82777-38-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82777-38-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,7,7 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 82777-38:
(7*8)+(6*2)+(5*7)+(4*7)+(3*7)+(2*3)+(1*8)=166
166 % 10 = 6
So 82777-38-6 is a valid CAS Registry Number.

82777-38-6Relevant articles and documents

Synthese de lactones a cycle moyen: Application a la synthese du pentadecanolide-15 et du phoracantholide I

Cossy, Janine,Pete, Jean-Pierre

, p. 989 - 994 (2007/10/02)

Medium ring size lactones can be prepared from bifunctional commercial starting compounds in high yields, using a few step sequence.Lactonisation is obtained by cyclization of the free ω-hydroxyacids or by the cyclization of ω-hydroxyacids having the hydroxy and carboxy group protected.

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