1189981-54-1 Usage
Chemical Properties
Pale Brown Liquid
Uses
Mono-Ethyl Malonate-1,2,3-13C3 (cas# 1189981-54-1) is a compound useful in organic synthesis.
Check Digit Verification of cas no
The CAS Registry Mumber 1189981-54-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,9,8 and 1 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1189981-54:
(9*1)+(8*1)+(7*8)+(6*9)+(5*9)+(4*8)+(3*1)+(2*5)+(1*4)=221
221 % 10 = 1
So 1189981-54-1 is a valid CAS Registry Number.