English Safety Data Sheet Database 中文版 MSDS

2,6-dichloroaniline

CAS No. 608-31-1 | PubChem CID 11846
Section 1. Identification
Chemical Name2,6-dichloroaniline CAS No.608-31-1
Synonyms2,6-dichlorobenzenamine Chinese Name2,6-二氯苯胺
Molecular FormulaC6H5Cl2N Molecular Weight162.02
UN No.3442 Data SourcePubChem (NIH/NLM)
GHS Hazard Classification
Signal Word DANGER
Pictograms GHS05 · Corrosive GHS06 · Acute Toxic GHS07 · Irritant GHS08 · Health Hazard GHS09 · Environmental Hazard
Hazard Statements H301H311H331H317H373H400H410H318H372
Precautionary Statements P260P261P262P264P270P271P272P273P280P301+P316P302+P352P304+P340P316P319P321P330P333+P317P361+P364P362+P364P391P403+P233P405P501P264+P265P305+P354+P338P317

Section 2. Hazards Identification

H301+H311+H331 (73.2%): Toxic if swallowed, in contact with skin or if inhaled [Danger Acute toxicity, oral; acute toxicity, dermal; acute toxicity, inhalation]

H301 (98.2%): Toxic if swallowed [Danger Acute toxicity, oral]

H311 (96.4%): Toxic in contact with skin [Danger Acute toxicity, dermal]

H317 (69.6%): May cause an allergic skin reaction [Warning Sensitization, Skin]

H331 (94.6%): Toxic if inhaled [Danger Acute toxicity, inhalation]

H373 (96.4%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]

H400 (91.1%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]

H410 (94.6%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

P260, P261, P262, P264, P270, P271, P272, P273, P280, P301+P316, P302+P352, P304+P340, P316, P319, P321, P330, P333+P317, P361+P364, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 56 reports by companies from 13 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

H301: Toxic if swallowed [Danger Acute toxicity, oral]

H311: Toxic in contact with skin [Danger Acute toxicity, dermal]

H317: May cause an allergic skin reaction [Warning Sensitization, Skin]

H318: Causes serious eye damage [Danger Serious eye damage/eye irritation]

H331: Toxic if inhaled [Danger Acute toxicity, inhalation]

H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]

P260, P261, P262, P264, P264+P265, P270, P271, P272, P280, P301+P316, P302+P352, P304+P340, P305+P354+P338, P316, P317, P319, P321, P330, P333+P317, P361+P364, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Section 4. First-Aid Measures

Fresh air, rest. Artificial respiration may be needed. Refer for medical attention.

Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention .

First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.

Rinse mouth. Give one or two glasses of water to drink. Refer for medical attention .

Section 5. Fire-Fighting Measures

Use water spray, powder, alcohol-resistant foam, carbon dioxide. In case of fire: keep drums, etc., cool by spraying with water.

Section 6. Accidental Release Measures

Personal protection: chemical protection suit including self-contained breathing apparatus. Remove all ignition sources. Do NOT wash away into sewer. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. Carefully collect remainder. Then store and dispose of according to local regulations.

Section 7. Handling and Storage

Separated from strong oxidants and food and feedstuffs. Provision to contain effluent from fire extinguishing.

Section 8. Exposure Controls / Personal Protection

No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20 °C.

The substance may cause effects on the blood. This may result in the formation of methaemoglobin. Exposure could cause death. The effects may be delayed. Medical observation is indicated.

The substance may have effects on the blood. This may result in the formation of methaemoglobin.

NO open flames.

PREVENT DISPERSION OF DUST!

Use local exhaust or breathing protection.

Protective gloves. Protective clothing.

Wear safety goggles or face shield.

Do not eat, drink, or smoke during work. Wash hands before eating.

Section 9. Physical and Chemical Properties

COLOURLESS CRYSTALS.

at 0.7kPa: 97 °C

Solubility in water: poor

Relative vapor density (air = 1): 5.6

Nuclear quadrupole resonance spectroscopy

Quadrupole coupling

Section 11. Toxicological Information

The substance can be absorbed into the body by inhalation, through the skin and by ingestion.

Blue lips, fingernails and skin. Dizziness. Headache. Nausea. Shortness of breath. Confusion. Convulsions. Unconsciousness.

MAY BE ABSORBED! Further see Inhalation.

Redness. Pain.

Abdominal pain. Further see Inhalation.

The substance is toxic to aquatic organisms.

Section 12. Ecological Information

The substance is toxic to aquatic organisms.

Section 14. Transport Information

Do not transport with food and feedstuffs. Marine pollutant.

Symbol: T, N; R: 23/24/25-33-50/53; S: (1/2)-28-36/37-45-60-61; Note: C

UN Hazard Class: 6.1; UN Pack Group: II

Source: PubChem CID 11846 (NIH/NLM, public domain). Retrieved from PubChem, a public-domain chemistry database maintained by the U.S. National Library of Medicine. Last updated: 2026-08-02 09:00:15.
Disclaimer: This information is compiled for reference only and does not replace the manufacturer's official Safety Data Sheet. Always consult the supplier's SDS before handling any chemical.