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78998-65-9

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78998-65-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78998-65-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,9,9 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 78998-65:
(7*7)+(6*8)+(5*9)+(4*9)+(3*8)+(2*6)+(1*5)=219
219 % 10 = 9
So 78998-65-9 is a valid CAS Registry Number.

78998-65-9Relevant articles and documents

An Alternative Synthesis of cis-9-Benzoyldecalones and a Steroidal Analogue by Conjugate Addition of Benzoyl Equivalents at the Ring Junction

Roux-Schmitt, Marie-Claude,Seuron, Nadine,Seyden-Penne, Jacqueline

, p. 494 - 497 (2007/10/02)

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