1004781-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1004781-18-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,4,7,8 and 1 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1004781-18:
(9*1)+(8*0)+(7*0)+(6*4)+(5*7)+(4*8)+(3*1)+(2*1)+(1*8)=113
113 % 10 = 3
So 1004781-18-3 is a valid CAS Registry Number.
1004781-18-3Relevant articles and documents
α-amination of nitrogen heterocycles: Ring-fused aminals
Zhang, Chen,De, Chandra Kanta,Mal, Rudrajit,Seidel, Daniel
, p. 416 - 417 (2008)
Aromatic aminoaldehydes react with cyclic amines to produce ring-fused aminals under thermal conditions. This process is applied to two-step syntheses of the quinazolinone alkaloids deoxyvasicinone and rutaecarpine. Copyright
