CAS 843-33-4|4-(4-nitrophenylazo)catechol

Introduction：Basic information about CAS 843-33-4|4-(4-nitrophenylazo)catechol, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	4-(4-nitrophenylazo)catechol
CAS Number	843-33-4	Molecular Weight	259.21800
Density	1.45g/cm3	Boiling Point	351.8ºC at 760 mmHg
Molecular Formula	C₁₂H₉N₃O₄	Melting Point	188-190°C
MSDS	/	Flash Point	166.5ºC

Names

Name	4-[2-(4-nitrophenyl)hydrazinyl]cyclohexa-3,5-diene-1,2-dione
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.45g/cm3
Boiling Point	351.8ºC at 760 mmHg
Melting Point	188-190°C
Molecular Formula	C₁₂H₉N₃O₄
Molecular Weight	259.21800
Flash Point	166.5ºC
Exact Mass	259.05900
PSA	111.00000
LogP	3.94460
Index of Refraction	1.661
InChIKey	DGOZWUSVOBKXNR-UHFFFAOYSA-N
SMILES	O=[N+]([O-])c1ccc(N=Nc2ccc(O)c(O)c2)cc1

Safety Information

Risk Phrases	36/37/38
Safety Phrases	S26-S36/37/39
HS Code	2927000090

Customs

HS Code	2927000090
Summary	2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Synonyms

4-(4-Nitrophenylazo)catechol

4-[(4-nitrophenyl)azo]-1,2-benzenediol

4'-Nitro-3.4-dioxy-azobenzol

4-[(4-nitrophenyl)diazenyl]-1,2-benzenediol

(4-Nitro-benzol)-(1 azo 4)-brenzcatechin

4-(4-nitro-phenylazo)-pyrocatechol

4-(4-Nitro-phenylazo)-brenzcatechin

MFCD00014711

4-(4-Nitrobenzeneazo) catechol

EINECS 212-676-6

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