81510-32-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81510-32-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,1 and 0 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 81510-32:
(7*8)+(6*1)+(5*5)+(4*1)+(3*0)+(2*3)+(1*2)=99
99 % 10 = 9
So 81510-32-9 is a valid CAS Registry Number.
81510-32-9Relevant articles and documents
1.3-BENZODIPHOSPHOLE, 1.2-BIS-DIMETHYLAMINOALKYLIDENPHOSPHINO-BENZEN
Issleib, K.,Leissring, E.,Meyer, H.
, p. 4475 - 4478 (2007/10/02)
The alkali phosphides of 1.2-bis-phosphinobenzene, and 1-alkyl-derivatives react with (Me2N)2COEt(1+)BF4(1-) to give the title compounds with dicoordinated phosphorus.The structure is proved by their nmr spectra.
