Shanghai Nianxing Industrial Co., Ltd
China
Product Name: pyridazinone
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: pyridazinone
Price: ￥198.0/1g ￥688.0/5g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3(2H)-Pyridazinone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

504-30-3

504-30-3 structure

504-30-3 structure

Name: pyridazinone
Chemical Name: 3(2H)-Pyridazinone
CAS Number: 504-30-3
Molecular Formula: C₄H₄N₂O
Molecular Weight: 96.087
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridazine
Create Date: 2018-08-28 11:57:05
Modify Date: 2025-08-25 15:37:15

Name	3(2H)-Pyridazinone
Synonyms	pyridazinone 3(2H)-Pyridazinone Pyridazin-3-ol MFCD01646051 3-hydroxypyridazine 3-pyridazinol Pyridazin-3(2H)-one

Density	1.3±0.1 g/cm3
Boiling Point	315.9ºCat 760 mmHg
Melting Point	98-104ºC
Molecular Formula	C₄H₄N₂O
Molecular Weight	96.087
Flash Point	144.9ºC
Exact Mass	96.032364
PSA	45.75000
LogP	-0.66
Index of Refraction	1.596

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	26-36/37
WGK Germany	3
HS Code	2933990090

Precursor 8
110-89-4 60-29-7 106-89-8 56872-17-4
75-44-5 106-95-6 39499-64-4 178047-61-5
DownStream 6
14135-63-8 88491-61-6 1120-95-2 917871-49-9
95209-84-0 551920-26-4

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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