191939-50-1 Usage
Physical State
Pale yellow liquid
Usage
a. Production of pharmaceuticals
b. Building block in organic synthesis
Ingestion
Can cause harm if swallowed
Inhalation
Can cause respiratory issues if inhaled
Skin Contact
Can cause irritation if it comes into contact with the skin
Eye Contact
Can cause irritation if it comes into contact with the eyes
Safety Precautions
It is important to handle this chemical with care and follow appropriate safety protocols when working with it.
Check Digit Verification of cas no
The CAS Registry Mumber 191939-50-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,9,3 and 9 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 191939-50:
(8*1)+(7*9)+(6*1)+(5*9)+(4*3)+(3*9)+(2*5)+(1*0)=171
171 % 10 = 1
So 191939-50-1 is a valid CAS Registry Number.