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76649-99-5

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76649-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76649-99-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,6,4 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 76649-99:
(7*7)+(6*6)+(5*6)+(4*4)+(3*9)+(2*9)+(1*9)=185
185 % 10 = 5
So 76649-99-5 is a valid CAS Registry Number.

76649-99-5Downstream Products

76649-99-5Relevant articles and documents

STEREOSPECIFIC EPOXIDATION OF ANTHRACYCLINONES: A ROUTE TO 8(R)-METHOXYDAUNOMYCINONE

Penco, Sergio,Angelucci, Francesco,Ballabio, Marzia,Vigevani, Aristide,Arcamone, Federico

, p. 2253 - 2256 (2007/10/02)

Stereoselective epoxidation of 1, the 7,8-unsaturated derivative of daunomycinone, followed by trans opening of the epoxide 2, afforded 8(R)-methoxydaunomycinone 6a: its configuration at C-8 was determined by chemical correlations and PMR studies.

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