742-72-3 Usage
General Description
2,2'-oxybis[5-methyl-5-propyl-1,3,2-dioxaphosphorinane] 2,2'-dioxide, also known as Oxybispropyl or OBP, is a chemical compound used primarily as a flame retardant in various industrial and consumer products. It is a white, odorless powder that is insoluble in water and has a low volatility. Oxybispropyl is known for its high thermal stability and effectiveness in inhibiting the combustion of materials. It is commonly utilized in polyurethane foam products, plastics, textiles, and electronics to meet fire safety regulations and standards. Oxybispropyl has low toxicity and is considered safe for use in consumer products when properly formulated and applied. However, exposure to high concentrations of Oxybispropyl can cause irritation to the skin, eyes, and respiratory system. Therefore, it is important to handle and use this chemical with proper safety precautions.
Check Digit Verification of cas no
The CAS Registry Mumber 742-72-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,4 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 742-72:
(5*7)+(4*4)+(3*2)+(2*7)+(1*2)=73
73 % 10 = 3
So 742-72-3 is a valid CAS Registry Number.