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119784-01-9

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119784-01-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 119784-01-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,7,8 and 4 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 119784-01:
(8*1)+(7*1)+(6*9)+(5*7)+(4*8)+(3*4)+(2*0)+(1*1)=149
149 % 10 = 9
So 119784-01-9 is a valid CAS Registry Number.

119784-01-9Relevant 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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