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189135-52-2

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189135-52-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189135-52-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,1,3 and 5 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 189135-52:
(8*1)+(7*8)+(6*9)+(5*1)+(4*3)+(3*5)+(2*5)+(1*2)=162
162 % 10 = 2
So 189135-52-2 is a valid CAS Registry Number.

189135-52-2Relevant articles and documents

AgOTfa/SnCl4: A powerful new promoter combination in the aryl C- glycosidation of a diverse range of sugar acetates and aromatic substrates

Kuribayashi, Takeshi,Ohkawa, Nobuyuki,Satoh, Susumu

, p. 4537 - 4540 (1998)

SnCl4/AgOTfa was shown to be a powerful combination for promoting aryl C-glycosidation between various sugar acetates and aromatic substrates. This promoter activates otherwise unreactive peracetylated glycosides, leaving them susceptible to re

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