2,3-Dichlorodibenzo-p-dioxin

Modify Date: 2026-08-03 15:40:32

2,3-Dichlorodibenzo-p-dioxin Structure
2,3-Dichlorodibenzo-p-dioxin structure
Common Name 2,3-Dichlorodibenzo-p-dioxin
CAS Number 29446-15-9 Molecular Weight 253.08100
Density 1.47g/cm3 Boiling Point 351.4ºC at 760mmHg
Molecular Formula C12H6Cl2O2 Melting Point N/A
MSDS N/A Flash Point 140.8ºC

Summary: 2,3-Dichlorodibenzo-p-dioxin, Chinese name: 2,3-二氯二苯并-对-二恶英, CAS number: 29446-15-9, molecular formula: C12H6Cl2O2, molecular weight: 253.08100, For research-use only, not for medical or clinical usage.


 Names

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

Name 2,3-Dichlorodibenzo-p-dioxin
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 1.47g/cm3
Boiling Point 351.4ºC at 760mmHg
Molecular Formula C12H6Cl2O2
Molecular Weight 253.08100
Flash Point 140.8ºC
Exact Mass 251.97400
PSA 18.46000
LogP 4.89140
Vapour Pressure 8.33E-05mmHg at 25°C
Index of Refraction 1.642
InChIKey YCIYTXRUZSDMRZ-UHFFFAOYSA-N
SMILES Clc1cc2c(cc1Cl)Oc1ccccc1O2

 Toxicological Information

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

CHEMICAL IDENTIFICATION

RTECS NUMBER :
HP3096000
CHEMICAL NAME :
Dibenzo-p-dioxin, 2,3-dichloro-
CAS REGISTRY NUMBER :
29446-15-9
LAST UPDATED :
199510
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C12-H6-Cl2-O2
MOLECULAR WEIGHT :
253.08
WISWESSER LINE NOTATION :
T C666 BO IOJ EG FG

 Safety Information

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

RIDADR UN 3077
HS Code 2932999060

 Synthetic Route

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

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2,3-Dichlorodibenzo-p-dioxin Structure

2,3-Dichlorodib...

CAS#:29446-15-9

Learn More
Literature: Kuntsevich, A. D.; Golovkov, V. F.; Chernov, S. A.; Rembovskii, V. R.; Troshkin, N. M.; Baulin, S. I. Doklady Chemistry, 1993 , vol. 332, # 4 p. 225 - 229 Dokl. Akad. Nauk SSSR Ser. Khim., 1993 , vol. 332, # 4 p. 461 - 465

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  2

DownStream  4

 Customs

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

HS Code 2932999060
Summary 2932999060. Dioxin,Furan(polychorinated dibenzo-p-dioxines,polychlorinated dibenzofurans). VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:89(articles on the list of prohibited export goods,articles on the list of prohibited import goods). MFN tariff:6.5%. General tariff:20.0%

 Synonyms

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

2,3-Dichlorodibenzo-para-dioxin
Dibenzo-p-dioxin,2,3-dichloro
dichlorodibenzodioxin
2,3-dichlorobenzo-p-dioxin
2,3-dichlorodibenzo-4-dioxin
2,3-Dichlorodibenzodioxin
AmbscLK-270

 2,3-Dichlorodibenzo-p-dioxin | FAQ

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

Q: What is the boiling point of 2,3-Dichlorodibenzo-p-dioxin?
A: Boiling point of 2,3-Dichlorodibenzo-p-dioxin is 351.4ºC at 760mmHg.
Q: What is the English name of 2,3-Dichlorodibenzo-p-dioxin?
A: The English name of 2,3-Dichlorodibenzo-p-dioxin is 2,3-Dichlorodibenzo-p-dioxin.
Q: What is the InChIKey of 2,3-Dichlorodibenzo-p-dioxin?
A: InChIKey of 2,3-Dichlorodibenzo-p-dioxin is YCIYTXRUZSDMRZ-UHFFFAOYSA-N.
Q: What is the molecular weight of 2,3-Dichlorodibenzo-p-dioxin?
A: Molecular weight of 2,3-Dichlorodibenzo-p-dioxin is 253.08100.
Q: What is the polar surface area (PSA) of 2,3-Dichlorodibenzo-p-dioxin?
A: Polar surface area (PSA) of 2,3-Dichlorodibenzo-p-dioxin is 18.46000.
Q: What is the SMILES notation of 2,3-Dichlorodibenzo-p-dioxin?
A: SMILES notation of 2,3-Dichlorodibenzo-p-dioxin is Clc1cc2c(cc1Cl)Oc1ccccc1O2.
Q: What is the molecular formula of 2,3-Dichlorodibenzo-p-dioxin?
A: Molecular formula of 2,3-Dichlorodibenzo-p-dioxin is C12H6Cl2O2.
Q: What English synonyms does 2,3-Dichlorodibenzo-p-dioxin have?
A: English synonyms of 2,3-Dichlorodibenzo-p-dioxin: 2,3-Dichlorodibenzo-para-dioxin, Dibenzo-p-dioxin,2,3-dichloro, dichlorodibenzodioxin, 2,3-dichlorobenzo-p-dioxin, 2,3-dichlorodibenzo-4-dioxin, 2,3-Dichlorodibenzodioxin, AmbscLK-270.
Q: What are the downstream products of 2,3-Dichlorodibenzo-p-dioxin?
A: Related downstream products(CAS) of 2,3-Dichlorodibenzo-p-dioxin: 262-12-4;39227-54-8;71721-78-3;71721-80-7.
Q: What is the CAS number of 2,3-Dichlorodibenzo-p-dioxin?
A: CAS number of 2,3-Dichlorodibenzo-p-dioxin is 29446-15-9.

 2,3-Dichlorodibenzo-p-dioxinfactory

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.
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