355-21-5 Usage
Physical state
Colorless, odorless gas
Uses
a. Refrigerant
b. Blowing agent in the production of foam insulation
Classification
Fluorocarbon compound
Environmental impact
a. Greenhouse gas
b. Ozone-depleting properties
Regulatory status
Restricted under the Montreal Protocol
Potential concerns
Environmental pollutant, subject to regulatory scrutiny due to its impact on the environment
Check Digit Verification of cas no
The CAS Registry Mumber 355-21-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,5 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 355-21:
(5*3)+(4*5)+(3*5)+(2*2)+(1*1)=55
55 % 10 = 5
So 355-21-5 is a valid CAS Registry Number.
