149297-74-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 149297-74-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,2,9 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 149297-74:
(8*1)+(7*4)+(6*9)+(5*2)+(4*9)+(3*7)+(2*7)+(1*4)=175
175 % 10 = 5
So 149297-74-5 is a valid CAS Registry Number.
149297-74-5Relevant articles and documents
Highly stereoselective synthesis of α-glycosides of neuraminic acid analogues
Vlahov,Vlahova,Schmidt
, p. 7503 - 7506 (2007/10/02)
ε-Hydroxy enol ether 6 was readily prepared from D-gluconolactone via ester formation and selective di-O-isopropylidenation, 2-O-alkylation with triflate 1, selective 5,6-de-O-isopropylidenation and 6-O-silylation, azide introduction, and subsequent E-spe
