90458-31-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90458-31-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,4,5 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 90458-31:
(7*9)+(6*0)+(5*4)+(4*5)+(3*8)+(2*3)+(1*1)=134
134 % 10 = 4
So 90458-31-4 is a valid CAS Registry Number.
90458-31-4Relevant articles and documents
233. Face Selectivity of the Diels-Alder Additions of Sulfur-Substituted Dienes and Tetraenes Grafted onto 7-Oxabicycloheptanes
Tornare, Jean-Marc,Vogel, Pierre,Pinkerton, A. Alan,Schwarzenbach, Dieter
, p. 2195 - 2215 (2007/10/02)
Stereoselective synthesis of 2-methylidene-3--7-oxabicycloheptane (16), 1,4-epoxy-1,2,3,4-tetrahydro-5,8-dimethoxy-2-methylidene-3-anthracene (18), and 1,4-epoxy-1,2,3,
