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133057-91-7

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133057-91-7 Usage

General Description

2,2′-[1,1′-Biphenyl]-4,4′-diylbis[3,5-dimethyl]- 6-benzofuransulfonic acid disodium salt is a complex organic compound with the chemical formula C32H24O8S2Na2. It is a disodium salt of a sulfonic acid derivative containing biphenyl and benzofuran moieties. 2,2′-[1,1′-Biphenyl]-4,4′-diylbis[3,5-dimethyl]- 6-benzofuransulfonic acid disodium salt is used in various industrial applications, including as a fluorescent whitening agent in laundry detergents and as a brightening agent in paper production. Its chemical structure, with its biphenyl and benzofuran components, allows it to absorb UV light and emit blue light, giving it its whitening and brightening properties. Additionally, this compound has potential applications in pharmaceuticals and organic synthesis due to its unique molecular structure and properties.

Check Digit Verification of cas no

The CAS Registry Mumber 133057-91-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,0,5 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 133057-91:
(8*1)+(7*3)+(6*3)+(5*0)+(4*5)+(3*7)+(2*9)+(1*1)=107
107 % 10 = 7
So 133057-91-7 is a valid CAS Registry Number.

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