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6-CHLORO-3-METHYL-1-PHENYL-1H-PYRAZOLO[3,4-B]PYRIDINE-5-CARBALDEHYDE is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81933-75-7

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81933-75-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81933-75-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,3 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 81933-75:
(7*8)+(6*1)+(5*9)+(4*3)+(3*3)+(2*7)+(1*5)=147
147 % 10 = 7
So 81933-75-7 is a valid CAS Registry Number.
InChI:InChI=1/C14H10ClN3O/c1-9-12-7-10(8-19)13(15)16-14(12)18(17-9)11-5-3-2-4-6-11/h2-8H,1H3

81933-75-7Relevant academic research and scientific papers

Synthesis of newly substituted pyrazoles and substituted pyrazolo[3,4-b]pyridines based on 5-amino-3-methyl-1-phenylpyrazole

El-Emary, Talaat I.

, p. 507 - 518 (2008/02/11)

The reaction of the aminopyrazole 1 with benzenesulfonyl chloride, arenediazonium salt, chloroacetyl chloride, ethoxy methyleneamlononitrile and with ethyl 2-cyano-3-ethoxyacrylate gave the substituted 3-methyl-1- phenylpyrazole 2-5a,b. Compound 5b was cy

AMINOPYRAZOLES, II; SYNTHESIS OF PYRAZOLOPYRIDINES VIA VILSMEIER-HAACK REACTION OF 5-ACETAMINOPYRAZOLES

Simay, A.,Takacs, K.,Toth, L.

, p. 175 - 188 (2007/10/02)

The title compounds 4 and 5 were isolated as by-product in the Vilsmeier-Haack reaction of 5-acetylaminopyrazoles 1.The structures were supported spectroscopically and proved by a preparative route.On the basis of preliminary investigation of the mechanis

Aminopyrazoles. Part 3. Synthesis of the Novel Ring Systems Pyrazolopyridobenzoxazepine and benzothiazepine

Simay, Antal,Takacs, Kalman

, p. 809 - 811 (2007/10/02)

Two-step synthesis of the novel fused heterocycles pyrazolopyridobenzoxazepine (8) and pyrazolopyridobenzothiazepine (9) from the pyrazolopyridine derivative 1 is described.

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