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4,5-DIMETHOXY-2-NITROCINNAMIC ACID

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Origin: China

Cas No: 20567-38-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 20567-38-8 Formula: C11H11NO6 Molecular Weight: 253.20800

Basic Info

Chemical Name	4,5-DIMETHOXY-2-NITROCINNAMIC ACID
Synonyms	RARECHEM BK HW 0176; 2-nitro-4,5-dimethoxycinnamic acid; 3,4-DIMETHOXY-6-NITROCINNAMIC ACID; 4,5-Dimethoxy-2-nitrociamic acid; 6-Nitro-3.4-dimethoxy-trans-zimtsaeure; 4,5-Dimethoxy-2-nitrocinnamic acid; 3-(4,5-DIMETHOXY-2-NITROPHENYL)ACRYLIC ACID; 6-nitro-3.4-dimethoxy-trans-cinnamic acid; 2-Nitro-4,5-dimethoxy-trans-cinnamic acid; 6-nitro-3,4-dimethoxycinnamic acid;
CAS No.	20567-38-8
Molecular Formula	C11H11NO6
Molecular Weight	253.20800
PSA	101.58000
LogP	2.23300

Properties

Appearance & Physical State	yellow to green powder
Density	1.369g/cm3
Boiling Point	482.9ºC at 760mmHg
Melting Point	293ºC (dec.)(lit.)
Flash Point	245.8ºC
Refractive Index	1.604
Vapor Pressure	3.9E-10mmHg at 25°C

Safety Info

Safety Statements	S24/25
HS Code	2918990090
WGK Germany	3

Synthesis Route

3,4-dimethoxycinnamic acid→4,5-DIMETHOXY-2-NITROCINNAMIC ACID+(E)-1,2-dimethoxy-4-nitro-5-(2-nitroethenyl)benzene
malonic acid+4,5-dimethoxy-2-nitrobenzaldehyde→4,5-DIMETHOXY-2-NITROCINNAMIC ACID
3,4-dimethoxycinnamic acid→4,5-DIMETHOXY-2-NITROCINNAMIC ACID

Precursor

malonic acid
4,5-dimethoxy-2-nitrobenzaldehyde
nitric acid
acetic acid

Downstream Product

(2E)-3-(4,5-Dihydroxy-2-nitrophenyl)acrylic acid
6,7-dimethoxy-3,4-dihydro-1H-quinolin-2-one

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