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2,5-bis-(5'-n-hexyloxycarbonyl-2'-methyl-pent-2'-yl)-1,4-benzoquinone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

90051-95-9

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90051-95-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90051-95-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,0,5 and 1 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 90051-95:
(7*9)+(6*0)+(5*0)+(4*5)+(3*1)+(2*9)+(1*5)=109
109 % 10 = 9
So 90051-95-9 is a valid CAS Registry Number.

90051-95-9Relevant academic research and scientific papers

Benzo-1,4-quinones

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, (2008/06/13)

New benzo-1,4-quinones and salts thereof with organic or inorganic acid and bases have the formula I STR1 wherein p is 1 or 2 and q is 0 or 1, provided that p+q is 1 or 2, R is a residue of formula II STR2 wherein Q is selected from the residues --CO2 R4, --CON(R4)(R5), --OR5, --OCOR7, --N(R8)(R9), --PO(OR10)([O]x R11), --SO2 R12, --CN, Halogen, --NO2 or --COR13, n is an integer from 1 to 20, k is 1 or 2 and x is 0 or 1, and R1 to R5 and R7 to R13 are as defined in the specification. The compounds of formula I are useful in photographic materials such as bleaching inhibitors in films of photographic silver dye bleach materials.

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