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

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-ethyl-4-(3-pyridyl)-1(2H)-phthalazinone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

137381-66-9

137381-66-9 structure

137381-66-9 structure

Name: 2-ethyl-4-(3-pyridyl)-1(2H)-phthalazinone
Chemical Name: 2-ethyl-4-pyridin-3-ylphthalazin-1-one
CAS Number: 137381-66-9
Molecular Formula: C₁₅H₁₃N₃O
Molecular Weight: 251.28300
Create Date: 2016-04-03 15:34:50
Modify Date: 2025-11-25 09:08:35

Names
Properties

Name	2-ethyl-4-pyridin-3-ylphthalazin-1-one
Synonyms	KK 505 1(2H)-Phthalazinone,2-ethyl-4-(3-pyridinyl) 2-Ethyl-4-(3-pyridyl)-1(2H)-phthalazinone 2-ethyl-4-(pyridin-3-yl)phthalazin-1(2h)-one

Density	1.22g/cm3
Boiling Point	431.1ºC at 760mmHg
Molecular Formula	C₁₅H₁₃N₃O
Molecular Weight	251.28300
Flash Point	214.5ºC
Exact Mass	251.10600
PSA	47.78000
LogP	2.47840
Vapour Pressure	1.23E-07mmHg at 25°C
Index of Refraction	1.649

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