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186752-55-6

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186752-55-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 186752-55-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,7,5 and 2 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 186752-55:
(8*1)+(7*8)+(6*6)+(5*7)+(4*5)+(3*2)+(2*5)+(1*5)=176
176 % 10 = 6
So 186752-55-6 is a valid CAS Registry Number.

186752-55-6Relevant articles and documents

An efficient synthesis of 2′-O-(β-d-glucopyranosyl)- and 2′-O-(2-acetamido-2-deoxy-β-d-glucopyranosyl)-l-biopterins

Hanaya, Tadashi,Soranaka, Kazuyuki,Harada, Koichiro,Yamaguchi, Hiroshi,Suzuki, Ryo,Endo, Yusumi,Yamamoto, Hiroshi,Pfleiderer, Wolfgang

, p. 299 - 310 (2007/10/03)

N2-(N,N-Dimethylaminomethylene)-3-[2-(4-nitrophenyl)ethyl]-1′,2′-di-O-trimethylsilyl-L-biopterin (6) was prepared from L-biopterin in 5 steps. Glycosylation of 6 with 2,3,4,6-tetra-O-benzoyl-α-D-glucopyranosyl trichloroacetimidate (9) and 1,3,4

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