134244-87-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134244-87-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,2,4 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 134244-87:
(8*1)+(7*3)+(6*4)+(5*2)+(4*4)+(3*4)+(2*8)+(1*7)=114
114 % 10 = 4
So 134244-87-4 is a valid CAS Registry Number.
134244-87-4Relevant academic research and scientific papers
2--1-phosphaethyne Tetraphenylborate, a Phosphonio-substituted Phosphaalkyne
Fleischer, Ulrich,Gruetzmacher, Hansjoerg,Krueger, Uwe
, p. 302 - 303 (2007/10/02)
The reaction of tris(dimethylamino)phosphonium tetraphenylborate 5 with an excess of 1,4-diazobicyclooctane (DABCO) yields the new phosphonio-substituted phosphaalkyne, P+PH4- 6, which
