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5-(4-Methoxy-phenyl)-1',5'-dimethyl-2'-phenyl-4,5,1',2'-tetrahydro-1H-[3,4']bipyrazolyl-3'-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

84920-98-9

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84920-98-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84920-98-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,9,2 and 0 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 84920-98:
(7*8)+(6*4)+(5*9)+(4*2)+(3*0)+(2*9)+(1*8)=159
159 % 10 = 9
So 84920-98-9 is a valid CAS Registry Number.

84920-98-9Downstream Products

84920-98-9Relevant academic research and scientific papers

Reactions with 3-pyrazolin-5-ones: synthesis of some 4-substituted 2,3-dimethyl-1-phenyl-3-pyrazolin-5-ones

El Sakka,Kandil,El Moghayar

, p. 76 - 82 (2007/10/02)

4-Acetylantipyrine (1) was condensed with aromatic or heterocyclic aldehydes to yield the cinnamoylidene derivatives 4a-d. Compound 4b was converted into the pyrazolinylantipyrine derivative 9 by hydrazine hydrate. 4-(Chloroacetyl)antipyrine (2) reacted w

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