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177080-31-8

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177080-31-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 177080-31-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,7,0,8 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 177080-31:
(8*1)+(7*7)+(6*7)+(5*0)+(4*8)+(3*0)+(2*3)+(1*1)=138
138 % 10 = 8
So 177080-31-8 is a valid CAS Registry Number.

177080-31-8Downstream Products

177080-31-8Relevant articles and documents

Substituted diaminophenols, and hair dyes containing such compounds

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, (2008/06/13)

Compounds of the formula (I) and their salts with inorganic and organic acids, STR1 in which R1 is a hydrogen atom or a trimethylsilyl group, R2, R3, R4, and R5 are, independently of each other, a hydrogen atom, a (C1 -C4) alkyl group, a hydroxy-(C2 -C3) alkyl group, an alkoxy-(C2 -C3) group, an amino-(C2 -C3) group, or a 2,3-dihydroxypropyl group, and in which R1, R2, R3, R4 and R5 are not simultaneously hydrogen atoms, and processes for their preparation and use as hair-coloring agents.

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