2131-43-3 Usage
General Description
1,2,5,6-Tetramethylnaphthalene is a polycyclic aromatic hydrocarbon and a member of the naphthalene family. It is a white crystalline solid with a distinct, aromatic odor, and is insoluble in water. The chemical is primarily used as a fragrance ingredient in the production of perfumes and other cosmetic products. It is also used as a solvent for various applications in industries such as paint and coatings, adhesives, and pharmaceuticals. 1,2,5,6-Tetramethylnaphthalene is considered to have low toxicity, but prolonged or repeated exposure to high levels of the chemical may cause irritation to the skin, eyes, and respiratory system. Therefore, proper handling and safety measures are necessary when working with this chemical.
Check Digit Verification of cas no
The CAS Registry Mumber 2131-43-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,1,3 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 2131-43:
(6*2)+(5*1)+(4*3)+(3*1)+(2*4)+(1*3)=43
43 % 10 = 3
So 2131-43-3 is a valid CAS Registry Number.
