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1H-Imidazo[1,2-b]pyrazole-7-carboxylic acid, 2,3-dihydro-2,3-dioxo-6-phenyl-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91173-75-0

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91173-75-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91173-75-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,1,7 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 91173-75:
(7*9)+(6*1)+(5*1)+(4*7)+(3*3)+(2*7)+(1*5)=130
130 % 10 = 0
So 91173-75-0 is a valid CAS Registry Number.

91173-75-0Downstream Products

91173-75-0Relevant academic research and scientific papers

SYNTHESIS WITH 3-AMINOPYRAZOLE DERIVATIVES. II. REACTION OF 3-AMINOPYRAZOLE DERIVATIVES WITH OXALYL CHLORIDE

Gavrilenko, B.B.,Kapitan, A.V.

, p. 782 - 785 (2007/10/02)

The derivatives of 3-aminopyrazole react with oxalyl chloride to form a mixture of 6-R-2,3-dihydro-2,3-dihydroxy-7-ethoxycarbonyl-1H-imidazopyrazoles and N,N'-bis(3-R-4-ethoxycarbonyl-5-pyrazolyl)oxamides.In one case 3-amino-5-(chlorooxalylamino)-4-ethoxycarbonylpyrazole was isolated and identified.It is hydrolyzed by water to N,N'-bis(3-amino-4-ethoxycarbonyl-5-pyrazolyl)oxamide.

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