999-41-7 Usage
Type of compound
Organic diamine
Usage
Curing agent or cross-linking agent in epoxy resins
Usage
Hardener in the synthesis of polyurea elastomers
Usage
Manufacturing of surfactants, lubricants, and corrosion inhibitors
Safety concerns
Harmful if ingested or inhaled
Safety concerns
Can cause skin and eye irritation
Precaution
Handle with care to avoid exposure
Check Digit Verification of cas no
The CAS Registry Mumber 999-41-7 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,9 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 999-41:
(5*9)+(4*9)+(3*9)+(2*4)+(1*1)=117
117 % 10 = 7
So 999-41-7 is a valid CAS Registry Number.