128434-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128434-71-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,4,3 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 128434-71:
(8*1)+(7*2)+(6*8)+(5*4)+(4*3)+(3*4)+(2*7)+(1*1)=129
129 % 10 = 9
So 128434-71-9 is a valid CAS Registry Number.
128434-71-9Relevant articles and documents
Selective Acetalization of Aldehydes with Trialkoxystibine using Allyl Bromide
Liao, Yi,Huang, Yao-Zeng,Zhu, Fang-Hua
, p. 493 - 494 (1990)
Trialkoxystibine has been found to be an effective reagent for selective acetalization of aldehydes with the aid of allyl bromide.