75263-23-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75263-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,2,6 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 75263-23:
(7*7)+(6*5)+(5*2)+(4*6)+(3*3)+(2*2)+(1*3)=129
129 % 10 = 9
So 75263-23-9 is a valid CAS Registry Number.
75263-23-9Relevant articles and documents
CHIRALE AMINOMETHYL-PHOSPHINE UND AMINOMETHYL-DIPHOSPHINE
Maerkl, G. von,Jin, G. Yu,Schoerner, Ch.
, p. 1845 - 1848 (2007/10/02)
Tris- and bis-hydroxymethyl-phosphines react with optically active secondary amines to give the optically active aminomethylphosphines, enantiomeric hydroxymethyl-phosphines give the optically active mixtures of diastereomeric aminomethylphosphines.
