Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-[(phenylamino)methylene]-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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81905-05-7

81905-05-7 structure

81905-05-7 structure

Name: 3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-[(phenylamino)methylene]-
Chemical Name: (4Z)-4-(anilinomethylidene)-3-methyl-1H-pyrazol-5-one
CAS Number: 81905-05-7
Molecular Formula: C₁₁H₁₁N₃O
Molecular Weight: 201.22500
Create Date: 2017-08-19 16:09:41
Modify Date: 2025-10-20 11:22:15

Name	(4Z)-4-(anilinomethylidene)-3-methyl-1H-pyrazol-5-one
Synonyms	4-anilinomethylene-5-methyl-2,4-dihydro-pyrazol-3-one 4-Anilinomethylen-5-methyl-2,4-dihydro-pyrazol-3-on

Density	1.23g/cm3
Molecular Formula	C₁₁H₁₁N₃O
Molecular Weight	201.22500
Exact Mass	201.09000
PSA	53.49000
LogP	1.32550
Index of Refraction	1.628

864131-95-3 structure

864131-95-3

108-26-9 structure

108-26-9

~%

81905-05-7 structure

81905-05-7

Literature: Moyer; Dains Journal of the American Chemical Society, 1928 , vol. 50, p. 2294

Precursor 2
864131-95-3 108-26-9
DownStream 0

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