61921-13-9 Usage
General Description
1,2-Benzenediamine, 3-ethynyl- (9CI) is a chemical compound with the molecular formula C8H7N. It is a derivative of benzene and is commonly used in the production of various polymers and plastics. 1,2-Benzenediamine, 3-ethynyl- (9CI) is characterized by its ethynyl functional group, which consists of a triple bond between a carbon and a hydrogen atom. It is known to have a variety of industrial applications, including in the production of adhesives, coatings, and sealants. Additionally, it is also used in the synthesis of pharmaceuticals and agrochemicals. However, it is important to handle and store this chemical with care, as it can be hazardous if not properly managed.
Check Digit Verification of cas no
The CAS Registry Mumber 61921-13-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,9,2 and 1 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 61921-13:
(7*6)+(6*1)+(5*9)+(4*2)+(3*1)+(2*1)+(1*3)=109
109 % 10 = 9
So 61921-13-9 is a valid CAS Registry Number.
