2,3-Dichloro-5,6-dicyano-1,4-benzoquinone

Modify Date: 2026-06-30 11:28:21

2,3-Dichloro-5,6-dicyano-1,4-benzoquinone Structure
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone structure
Common Name 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone
CAS Number 84-58-2 Molecular Weight 227.004
Density 1.7±0.1 g/cm3 Boiling Point 301.8±42.0 °C at 760 mmHg
Molecular Formula C8Cl2N2O2 Melting Point 210-215 °C (dec.)(lit.)
MSDS Chinese USA Flash Point 136.3±27.9 °C
Symbol GHS06
GHS06
Signal Word Danger

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.7±0.1 g/cm3
Boiling Point 301.8±42.0 °C at 760 mmHg
Melting Point 210-215 °C (dec.)(lit.)
Molecular Formula C8Cl2N2O2
Molecular Weight 227.004
Flash Point 136.3±27.9 °C
Exact Mass 225.933685
PSA 81.72000
LogP -0.54
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.601
InChIKey HZNVUJQVZSTENZ-UHFFFAOYSA-N
SMILES N#CC1=C(C#N)C(=O)C(Cl)=C(Cl)C1=O
Water Solubility reacts

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GU4825000
CHEMICAL NAME :
1,4-Cyclohexadiene-1,2-dicarbonitrile, 4,5-dichloro-3,6-dioxo-
CAS REGISTRY NUMBER :
84-58-2
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C8-Cl2-N2-O2
MOLECULAR WEIGHT :
227.00
WISWESSER LINE NOTATION :
L6V DVJ BCN CCN EG FG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
31 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
13 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Salmonella typhimurium
DOSE/DURATION :
180 nmol/plate
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 347,37,1995

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H301
Supplemental HS Contact with water liberates toxic gas.
Precautionary Statements P301 + P310
Personal Protective Equipment Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes T:Toxic
Risk Phrases R20/21;R25;R37/38;R41
Safety Phrases S22-S24/25-S37-S45-S36/37-S26
RIDADR UN 3439 6.1/PG 3
WGK Germany 3
RTECS GU4825000
Packaging Group II
Hazard Class 6.1
HS Code 2926909090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2926909090
Summary HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

 Articles55

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Amino Acid-Porphyrin Conjugates: Synthesis and Study of their Photophysical and Metal Ion Recognition Properties.

Photochem. Photobiol. 91 , 1348-55, (2015)

Synthesis, photophysical and metal ion recognition properties of a series of amino acid-linked free-base and Zn-porphyrin derivatives (5-9) are reported. These porphyrin derivatives showed favorable p...

A BODIPY-luminol chemiluminescent resonance energy-transfer (CRET) cassette for imaging of cellular superoxide.

Org. Biomol. Chem. 13(6) , 1763-7, (2015)

Spectroscopic and in cellulo studies are here reported on the very first BODIPY-luminol chemiluminescent resonance energy-transfer (CRET) cassette where the luminol CL agent is covalently linked to th...

Charge-transfer complexes of 2,3-dichloro-5,6-dicyano-1,4-benzoquinone with amino molecules in polar solvents.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 149 , 75-82, (2015)

The charge-transfer complexes have scientific relevance because this type of molecular interaction is at the basis of the activity of pharmacological compounds and because the absorption bands of the ...

 Bioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: Selectivity index, ratio of IC50 for MRC5 cells to IC50 for chloroquine-sensitive NF5...
Source: ChEMBL
Target: N/A
External Id: CHEMBL3762119
Total 3, Current Page 1 of 1
1

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

DDQ
2,3-dichloro-5,6-dicyanobenzoquinone
4,5-Dichloro-3,6-dioxo-1,4-cyclohexadiene-1,2-dicarbonitrile
EINECS 201-542-2
2,3-Dichloro-5,6-dicyano-p-benzoquinone
4,5-Dichlor-3,6-dioxocyclohexa-1,4-dien-1,2-dicarbonitril
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone
dichlorodicyanobenzoquinone
4,5-Dichloro-3,6-dioxocyclohexa-1,4-diene-1,2-dicarbonitrile
MFCD00001593
dichlorodicyanoquinone

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: How is the water solubility of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: Water solubility of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone: reacts.
Q: What is the polar surface area (PSA) of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: Polar surface area (PSA) of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is 81.72000.
Q: What is the InChIKey of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: InChIKey of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is HZNVUJQVZSTENZ-UHFFFAOYSA-N.
Q: What are the downstream products of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: Related downstream products(CAS) of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone: 52805-36-4;43020-38-8;4210-32-6;939-79-7;37942-07-7;73048-90-5;20297-37-4;588-46-5;100-52-7;108-95-2.
Q: What is the molecular formula of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: Molecular formula of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is C8Cl2N2O2.
Q: What is the CAS number of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: CAS number of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is 84-58-2.
Q: What English synonyms does 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone have?
A: English synonyms of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone: DDQ, 2,3-dichloro-5,6-dicyanobenzoquinone, 4,5-Dichloro-3,6-dioxo-1,4-cyclohexadiene-1,2-dicarbonitrile, EINECS 201-542-2, 2,3-Dichloro-5,6-dicyano-p-benzoquinone, 4,5-Dichlor-3,6-dioxocyclohexa-1,4-dien-1,2-dicarbonitril, 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone, dichlorodicyanobenzoquinone, 4,5-Dichloro-3,6-dioxocyclohexa-1,4-diene-1,2-dicarbonitrile, MFCD00001593, dichlorodicyanoquinone.
Q: What is the melting point of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: Melting point of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is 210-215 °C (dec.)(lit.).
Q: What is the English name of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: The English name of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone.
Q: What is the molecular weight of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone?
A: Molecular weight of 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is 227.004.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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