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842119-20-4

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842119-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 842119-20-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,2,1,1 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 842119-20:
(8*8)+(7*4)+(6*2)+(5*1)+(4*1)+(3*9)+(2*2)+(1*0)=144
144 % 10 = 4
So 842119-20-4 is a valid CAS Registry Number.

842119-20-4Upstream product

842119-20-4Downstream Products

842119-20-4Relevant articles and documents

NOVEL BIARYLAMIDE DERIVATIVE AND COMPOSITIONS CONTAINING THE DERIVATIVE AS AN ACTIVE INGREDIENT

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Page/Page column 11, (2012/12/13)

The present invention relates to a novel biarylamide derivative and a pharmaceutical composition or a cosmetic composition comprising the same as an active ingredient. More particularly, the present invention relates to a novel biarylamide derivative, a pharmaceutical composition or a cosmetic composition for preventing or treating a pigmentation disorder caused by an abnormal excess of melanin or a disease caused by melanocyte hyperplasia comprising the same as an active ingredient. The biarylamide derivative of the present invention inhibits melanin production and thus inhibits melanocyte hyperplasia. Therefore, a cosmetic composition comprising the biarylamide is excellent in a whitening effect, and a pharmaceutical composition comprising the biarylamide is effective in the prevention or treatment of pigmentation disorders of skin such as lentigo, melasma, freckle, etc. and malignant melanoma.

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