73188-03-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73188-03-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,1,8 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 73188-03:
(7*7)+(6*3)+(5*1)+(4*8)+(3*8)+(2*0)+(1*3)=131
131 % 10 = 1
So 73188-03-1 is a valid CAS Registry Number.
73188-03-1Relevant academic research and scientific papers
ZUR REAKTION PRIMAERER AND SEKUNDAERER PHOSPHINE MIT AROMATISCHEN ALDEHYDEN UND ALKOHOLEN
Oehme, H.,Leissring, E.
, p. 753 - 759 (2007/10/02)
PH-Phosphines react with aromatic aldehydes in an alcohol under P-C-O-bond formation to give α-alcoxy benzylphosphines R2P-CH(Ph)-OR' or R-2 resp.In case of 4-dimethylaminobenzaldehyde or 2,4-dimethoxybenzaldehyde with diphenylphosphine or phe
