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: 6,7-DIMETHOXY-4-HYDROXY-3-NITROQUINOLINE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

205448-44-8

205448-44-8 structure

205448-44-8 structure

Name: 6,7-DIMETHOXY-4-HYDROXY-3-NITROQUINOLINE
Chemical Name: 6,7-dimethoxy-3-nitro-1H-quinolin-4-one
CAS Number: 205448-44-8
Molecular Formula: C₁₁H₁₀N₂O₅
Molecular Weight: 250.20700
Create Date: 2018-07-31 14:53:26
Modify Date: 2025-08-26 05:33:29

Name	6,7-dimethoxy-3-nitro-1H-quinolin-4-one
Synonyms	4(1H)-Quinolinone,6,7-dimethoxy-3-nitro 6,7-DIMETHOXY-4-HYDROXY-3-NITROQUINOLINE 6,7-dimethoxy-3-nitro-1,4-dihydroquinolin-4-one

Density	1.43g/cm3
Boiling Point	398.8ºC at 760mmHg
Molecular Formula	C₁₁H₁₀N₂O₅
Molecular Weight	250.20700
Flash Point	195ºC
Exact Mass	250.05900
PSA	97.40000
LogP	2.38900
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.613

HS Code	2933499090

205448-43-7 structure

205448-43-7

108-24-7 structure

108-24-7

~18%

205448-44-8 structure

205448-44-8

Literature: Zeneca Limited; Zeneca Pharma S.A. Patent: US6809097 B1, 2004 ; Location in patent: Page column 48 ; US 6809097 B1

Precursor 2
205448-43-7 108-24-7
DownStream 0

HS Code	2933499090
Summary	2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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