132059-21-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 132059-21-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,2,0,5 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 132059-21:
(8*1)+(7*3)+(6*2)+(5*0)+(4*5)+(3*9)+(2*2)+(1*1)=93
93 % 10 = 3
So 132059-21-3 is a valid CAS Registry Number.
132059-21-3Relevant articles and documents
A short synthesis of (±)-oxetanocin
Hambalek,Just
, p. 5445 - 5448 (2007/10/02)
The photoadduct 9b of 2-methylfuran and propionyloxyacetaldehyde was transformed in a one-pot reaction to 10d, which gave oxetanocin and its epimer 1α as described.