89174-55-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89174-55-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,1,7 and 4 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 89174-55:
(7*8)+(6*9)+(5*1)+(4*7)+(3*4)+(2*5)+(1*5)=170
170 % 10 = 0
So 89174-55-0 is a valid CAS Registry Number.
89174-55-0Relevant articles and documents
PREPARATION SIMPLE ET STEREOSELECTIVE D'ALKOXY-3 PROPENALS E
Quang, Y. Vo,Marais, D.,Quang, L. Vo,Goffic, F. Le
, p. 5209 - 5210 (1983)
A short and stereoselective synthesis of 3-alkoxyacroleines E is described.These versatile C3 building blocks are easily obtained via quantitative alcohol addition on methyl propiolic ester, DIBAL reduction and MnO2 oxidation.