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3-methoxycarbonylmethyl-6-phenyl-1H-4-pyridazinone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

148121-67-9

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148121-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 148121-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,1,2 and 1 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 148121-67:
(8*1)+(7*4)+(6*8)+(5*1)+(4*2)+(3*1)+(2*6)+(1*7)=119
119 % 10 = 9
So 148121-67-9 is a valid CAS Registry Number.

148121-67-9Relevant academic research and scientific papers

CHEMISTRY OF 2-METHYLENE-2,3-DIHYDRO-3-PYRANONES. 7. REACTION OF 5-ARYL-2-ACYLMETHYLENE-2,3-DIHYDRO-3-FURANONES WITH HYDRAZINE HYDRATE

Koz'minykh, V. O,Igidov, N. M.,Andreichikov, Yu. S.

, p. 861 - 867 (1992)

5-Aryl-2-acylmethylene-2,3-dihydro-3-furanones are recyclized by the action of hydrazine hydrate with the formation of 3-substituted 6-aryl-1H-4-pyridazinones, 3-alkoxycarbonylacetyl-5-aryl-4-methylpyrazoles, or 5-aryl-3-(3-oxo-2,3-dihydro-1H-5-pyrazolyl)

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