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671809-13-5

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671809-13-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 671809-13-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,1,8,0 and 9 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 671809-13:
(8*6)+(7*7)+(6*1)+(5*8)+(4*0)+(3*9)+(2*1)+(1*3)=175
175 % 10 = 5
So 671809-13-5 is a valid CAS Registry Number.

671809-13-5Downstream Products

671809-13-5Relevant academic research and scientific papers

Regioselective Glycosylation of Neamine Core: A Facile Entry to Kanamycin B Related Analogues

Chou, Chien-Hung,Wu, Chung-Shieh,Chen, Ching-Hui,Lu, Lung-Dai,Kulkarni, Suvarn S.,Wong, Chi-Huey,Hung, Shang-Cheng

, p. 585 - 588 (2004)

(Matrix presented) Introduction of a sugar unit at either the O5 or O6 position of various neamine derivatives in excellent selectivity and yields is described here. Application to the synthesis of kanamycin analogues is also highlighted.

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