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64879-64-7

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64879-64-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 64879-64-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,8,7 and 9 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 64879-64:
(7*6)+(6*4)+(5*8)+(4*7)+(3*9)+(2*6)+(1*4)=177
177 % 10 = 7
So 64879-64-7 is a valid CAS Registry Number.

64879-64-7Relevant articles and documents

Synthesis of 5-deoxy-5-fluoro and 5-deoxy-5,5-difluoro derivatives of kanamycin B and its analogs. Study on structure-toxicity relationships

Shitara,Kobayashi,Tsuchiya,Umezawa

, p. 273 - 290 (2007/10/02)

5-Deoxy-5-fluoro- (1), 5,3'-dideoxy-5-fluoro- (2), and 5,3',4'-trideoxy-5-fluoro-kanamycin B (3) have been prepared by treatment of 5-epihydroxyl precursors (prepared by the Mitsunobu reaction) with DAST as the key step. 5,3'-Dideoxy-5,5-difluoro- (26) an

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