33070-48-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33070-48-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,0,7 and 0 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 33070-48:
(7*3)+(6*3)+(5*0)+(4*7)+(3*0)+(2*4)+(1*8)=83
83 % 10 = 3
So 33070-48-3 is a valid CAS Registry Number.
33070-48-3Relevant articles and documents
Convenient and versatile synthetic methods for furazano[3,4-d]pyrimidines
Sako,Oda,Hirota,Beardsley
, p. 1255 - 1257 (2007/10/03)
Treatment of the readily available 6-amino-5-nitrosopyrimidines with a slight excess of iodobenzene diacetate or N-iodosuccinimide in anhydrous DMF containing three equivalents of lithium hydride at ambient temperature resulted in the smooth and versatile