Name: Diethyl p-tosyloxymethylphosphonate

Composition/information on ingredients

Synonyms: iethyl p-toluenesulfonyloxymethylphosphonate, Diethyl 4-toluenesulfonylosymethylphosphonate, Diethyl(tosyloxy)methylphonate

Formula: C12H19O6PS

Molecular weight: 322.32 g/mol

Physical and chemical properties

Appearance: clear colorless or light yellow liquid

Boiling point: 441.7℃ at 760 mmHg

Flash point: 220.9℃

Refractive index: 1.498

Hazards identification

GHS Classification

Acute toxicity, oral (category 4)

Skin corrosion/irritation (category 2)

Serious eye damage/eye irritation (category 2A)

Respiratory tract irritation (Category 3)

Hazard Statement(s)

H302 Harmful if swallowed

H315 Causes skin irritation

H319 Causes serious eye irritation

H335 May cause respiratory irritation

Precautionary statement(s)

Avoid breathing dust/fume/gas/mist/vapours/spray

If swallowed: seek medical care immediately

If on skin: wash with plenty of soap and water

If inhaled: remove victim to fresh air and keep at rest in a position where the victim could breath comfortably.

If in eyes: Rinse cautiously with water for several minutes. Seek medical care if necessary.

First aid Measures

In case of eye contact

Immediately flush eyes with running water for at least 15 minutes while keeping eyes open. Seek medical attention.

In case of skin contact

Wash thoroughly with soap and plenty of water. Seek medical attention.

If inhaled

Remove victim from source of exposure to fresh air. If breathing is difficult, administer oxgen. Seek medical attention.

If swallowed

Do not induce vomiting. Give water to victim to drink. Seek medical attention.

Fire-fighting measures

Suitable extinguishing media

Use carbon dioxide, dry chemical powder, alcohol-resistant or polymer foam.

Special protective equipment for fire-fighters

Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes

Unusual fire and explosion hazards/decomposition of product

Emits toxic fumes under fire conditions.

Accidental release measures

Personal precautions

Use personal protective equipment. Avoid breathing fumes, vapors, mists or gas. Ventilate area. Remove all sources of ignition. Evacuate personnel.

Environmental precautions

Prevent further leakage if safe to do so.

Methods and materials for containment and clean up

Absorb sills on sand or vermiculite and place in closed container for disposal.

Handling and storage

Precautions for safe handling

Avoid prolonged use. Avoid all direct contact with material. Do not breathe dust or vapor. Wash thoroughly after handling.

Precautions for safe storage

Keep container tightly closed. Store in a cool, dry, well-ventilated area.