103247-88-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103247-88-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,2,4 and 7 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 103247-88:
(8*1)+(7*0)+(6*3)+(5*2)+(4*4)+(3*7)+(2*8)+(1*8)=97
97 % 10 = 7
So 103247-88-7 is a valid CAS Registry Number.
103247-88-7Relevant articles and documents
The Reaction of 4-Phenyl-2-azetidinone with Aldehydes
Bergmann, Hans-Joachim,Otto, Hans-Hartwig
, p. 216 - 226 (1986)
The title compound 1 reacts with aliphatic aldehydes to yield N-(1-hydroxyalkyl) derivatives 5, which can be dehydrated to N-vinyl-β-lactams 6.The reaction of 1 with aromatic aldehydes gives amidols 9, from which the derivatives 10 are obtained by acylation.