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77516-64-4

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77516-64-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77516-64-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,5,1 and 6 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 77516-64:
(7*7)+(6*7)+(5*5)+(4*1)+(3*6)+(2*6)+(1*4)=154
154 % 10 = 4
So 77516-64-4 is a valid CAS Registry Number.

77516-64-4Downstream Products

77516-64-4Relevant articles and documents

Synthetic studies of rifamycins. II. Syntheses of methyl 2,4,6,7-tetra-deoxy-4-c-methyl-3-O-methyl-α-L-arabino-heptopyranoside-6-ulose and its derivatives utilizable in the construction of the rifamycin ansa chain portion

Nakata,Ikeyama,Takao,Kinoshita

, p. 3252 - 3258 (2007/10/02)

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