936338-89-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 936338-89-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,6,3,3 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 936338-89:
(8*9)+(7*3)+(6*6)+(5*3)+(4*3)+(3*8)+(2*8)+(1*9)=205
205 % 10 = 5
So 936338-89-5 is a valid CAS Registry Number.
936338-89-5Relevant articles and documents
Iodine/toluenesulfonic acid: A novel catalyst for isopropylidenation in carbohydrate chemistry
Zhao, Guilong,Zhang, Yan,Wang, Jianwu
, p. 1214 - 1218 (2008/09/20)
A novel catalyst for O-isopropylidenation of carbohydrates, a mixture of toluenesulfonic acid and iodine, was developed.
