3,4-Dichlorophenyl isocyanate

Modify Date: 2026-07-16 16:45:27

3,4-Dichlorophenyl isocyanate structure	Common Name	3,4-Dichlorophenyl isocyanate
	CAS Number	102-36-3	Molecular Weight	188.011
	Density	1.4±0.1 g/cm3	Boiling Point	233.6±0.0 °C at 760 mmHg
	Molecular Formula	C₇H₃Cl₂NO	Melting Point	41-43 °C(lit.)
	MSDS	Chinese USA	Flash Point	106.1±12.4 °C
	Symbol	GHS06, GHS08	Signal Word	Danger

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

Name	Isocyanic acid 3,4-dichlorophenyl ester
Synonym	More Synonyms

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

Density	1.4±0.1 g/cm3
Boiling Point	233.6±0.0 °C at 760 mmHg
Melting Point	41-43 °C(lit.)
Molecular Formula	C₇H₃Cl₂NO
Molecular Weight	188.011
Flash Point	106.1±12.4 °C
Exact Mass	186.959167
PSA	29.43000
LogP	4.01
Vapour Pressure	0.1±0.4 mmHg at 25°C
Index of Refraction	1.575
InChIKey	MFUVCHZWGSJKEQ-UHFFFAOYSA-N
SMILES	O=C=Nc1ccc(Cl)c(Cl)c1
Water Solubility	decomposes

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

3,4-Dichlorophenyl isocyanate MSDS(Chinese)

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

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NQ8760000

CHEMICAL NAME :: Isocyanic acid, 3,4-dichlorophenyl ester

CAS REGISTRY NUMBER :: 102-36-3

BEILSTEIN REFERENCE NO. :: 0608325

LAST UPDATED :: 199801

DATA ITEMS CITED :: 9

MOLECULAR FORMULA :: C7-H3-Cl2-N-O

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 91 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0528439

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2700 mg/m3/4H

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Behavioral - ataxia Gastrointestinal - changes in structure or function of salivary glands

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571316

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533572

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 100 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0538092

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 140 mg/m3/2H

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,931,1986 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.3 mg/m3;Skin JAN 1993

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

Symbol	GHS06, GHS08
Signal Word	Danger
Hazard Statements	H301-H315-H317-H319-H332-H334-H335
Precautionary Statements	P261-P280-P301 + P310-P305 + P351 + P338-P342 + P311
Personal Protective Equipment	Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes	T:Toxic
Risk Phrases	R23;R36/37/38;R42
Safety Phrases	S22-S26-S36/37/39-S45
RIDADR	UN 2250 6.1/PG 2
WGK Germany	2
RTECS	NQ8760000
Packaging Group	II
Hazard Class	6.1
HS Code	29291090

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

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

Precursor 10
CAS#:32315-10-9 Triphosgene CAS#:95-76-1 3,4-Dichloroaniline CAS#:6112-01-2 3,4-dichloroben... CAS#:75-44-5 phosgene
CAS#:7159-94-6 (3,4-Dichloroph... CAS#:1918-18-9 MCC CAS#:99-54-7 1,2-Dichloro-4-... CAS#:201230-82-2 carbon monoxide
CAS#:3024-72-4 2,3-Dichlorobenzoyl CAS#:51-44-5 3,4-Dichloroben...
DownStream 9
CAS#:108176-69-8 1-(2H-1,4-benzo... CAS#:3567-62-2 1-(3,4-DICHLORO... CAS#:330-54-1 Diuron CAS#:330-55-2 Linuron
CAS#:28478-77-5 N-(3,4-dichloro... CAS#:95-76-1 3,4-Dichloroaniline CAS#:6590-94-9 Benzene,1,2-dic... CAS#:7159-94-6 (3,4-Dichloroph...
CAS#:13208-22-5 N-(3,4-Dichloro...

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

HS Code	2929109000
Summary	2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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

Carbonic anhydrase inhibitors-Part 49: Synthesis of substituted ureido and thioureido derivatives of aromatic/heterocyclic sulfonamides with increased affinities for isozyme I. Supuran CT, et al.

Eur. J. Med. Chem. 33(2) , 83-93, (1998)

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

Name: Cell Viability Profiling of Human Lymphoblast Cell Lines
Source: NCGC
Target: N/A
External Id: HAPV101

Name: Caspase-3/7 Activation Profiling of Human Lymphoblast Cell Lines
Source: NCGC
Target: N/A
External Id: HAPC101

Name: Cytochrome P450 Family 1 Subfamily A Member 2 (CYP1A2) small molecule antagonists: lu...
Source: 824
External Id: CYP273

Name: p53 small molecule agonists, cell-based qHTS assay: qHTS cell viability counter scree...
Source: 824
Target: N/A
External Id: P53600

Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes: qHTS ce...
Source: 824
Target: N/A
External Id: P53MS958

Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes: Summary
Source: 824
External Id: P53MS482

Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344

Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS233

Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes: qHTS ...
Source: 824
Target: N/A
External Id: P53MS837

Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS898

Total 211, Current Page 1 of 22

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

3,4-DICHLOROPHENYLCARBIMIDE

Dichloroisocyanatobenzene

3,4-Dichlorphenylisocyanat

1,2-dichloro-4-isocyanato-benzene

3,4-DCPI

Isocyanic Acid 3,4-Dichlorophenyl Ester

Isocyanic acid 3,4-d

dcpi

3,4-Dichlorfenylisokyanat

DICHLOROPHENYL ISOCYANATES

1,2-Dichloro-4-isocyanatobenzene

3,4-Dichlorphenylisocyanate

MFCD00002017

EINECS 203-026-2

3,4-Dichlorophenyl isocyanate

Phenylisocyanate,dichloro

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 Isocyanic acid 3,4-dichlorophenyl ester?

A: Boiling point of Isocyanic acid 3,4-dichlorophenyl ester is 233.6±0.0 °C at 760 mmHg.

Q: What is the English name of Isocyanic acid 3,4-dichlorophenyl ester?

A: The English name of Isocyanic acid 3,4-dichlorophenyl ester is Isocyanic acid 3,4-dichlorophenyl ester.

Q: What is the polar surface area (PSA) of Isocyanic acid 3,4-dichlorophenyl ester?

A: Polar surface area (PSA) of Isocyanic acid 3,4-dichlorophenyl ester is 29.43000.

Q: What is the melting point of Isocyanic acid 3,4-dichlorophenyl ester?

A: Melting point of Isocyanic acid 3,4-dichlorophenyl ester is 41-43 °C(lit.).

Q: What is the molecular formula of Isocyanic acid 3,4-dichlorophenyl ester?

A: Molecular formula of Isocyanic acid 3,4-dichlorophenyl ester is C7H3Cl2NO.

Q: What is the molecular weight of Isocyanic acid 3,4-dichlorophenyl ester?

A: Molecular weight of Isocyanic acid 3,4-dichlorophenyl ester is 188.011.

Q: What is the CAS number of Isocyanic acid 3,4-dichlorophenyl ester?

A: CAS number of Isocyanic acid 3,4-dichlorophenyl ester is 102-36-3.

Q: What is the safety information for Isocyanic acid 3,4-dichlorophenyl ester?

A: Safety information for Isocyanic acid 3,4-dichlorophenyl ester: S22-S26-S36/37/39-S45.

Q: What English synonyms does Isocyanic acid 3,4-dichlorophenyl ester have?

A: English synonyms of Isocyanic acid 3,4-dichlorophenyl ester: 3,4-DICHLOROPHENYLCARBIMIDE, Dichloroisocyanatobenzene, 3,4-Dichlorphenylisocyanat, 1,2-dichloro-4-isocyanato-benzene, 3,4-DCPI, Isocyanic Acid 3,4-Dichlorophenyl Ester, Isocyanic acid 3,4-d, dcpi, 3,4-Dichlorfenylisokyanat, DICHLOROPHENYL ISOCYANATES, 1,2-Dichloro-4-isocyanatobenzene, 3,4-Dichlorphenylisocyanate, MFCD00002017, EINECS 203-026-2, 3,4-Dichlorophenyl isocyanate, Phenylisocyanate,dichloro.

Q: What is the InChIKey of Isocyanic acid 3,4-dichlorophenyl ester?

A: InChIKey of Isocyanic acid 3,4-dichlorophenyl ester is MFUVCHZWGSJKEQ-UHFFFAOYSA-N.

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.

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,4-Dichlorophenyl isocyanate
Price: Check
Purity: 99.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,4-Dichlorophenyl isocyanate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Isocyanic acid 3,4-dichlorophenyl ester
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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3,4-Dichlorophenyl isocyanate

Names

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MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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Precursor & DownStream

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3,4-Dichlorophenyl isocyanate | FAQ

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The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.