113545-72-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 113545-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,3,5,4 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 113545-72:
(8*1)+(7*1)+(6*3)+(5*5)+(4*4)+(3*5)+(2*7)+(1*2)=105
105 % 10 = 5
So 113545-72-5 is a valid CAS Registry Number.
113545-72-5Relevant articles and documents
1,3λ3-AZAPHOSPHININE DURCH UMSETZUNG VON 3-AZAPYRYLIUMSALZEN MIT TRIS(TRIMETHYLSILYL)PHOSPHAN
Maerkl, G.,Dorfmeister, G.
, p. 1093 - 1096 (1987)
The 2,4,6-triaryl-1,3λ3-azaphosphinines 3 are prepared for the first time; by reaction with suitable dienophiles λ3-phosphinines - substituted by functional groups - are obtained.