Product Identification

Product Name

Resacetophenone

Synonyms

1-(2,4-Dihydroxyphenyl)ethanone
2',4'-Dihydroxyacetophenone
2,4-Dihydroxyacetophenone
Acetophenone, 2',4'-dihydroxy
Ethanone, 1-(2,4-dihydroxyphenyl)
Resacetophenone

CAS

89-84-9

Formula

C8H8O3

Molecular Weight

152.15

EINECS

201-945-3

RTECS

AM7525000

RTECS Class

Reproductive Effector; Primary Irritant

Merck

12,8308

Beilstein/Gmelin

1282505

Beilstein Reference

4-08-00-01792

EC Class

irritant

Physical and Chemical Properties

Appearance

Reddish - brown powder.

Solubility in water

Slightly soluble

Melting Point

142 - 143

Boiling Point

336

Vapor Pressure

6E-5 (25 C)

Density

1.18 g/cm3 (141 C)

pKa/pKb

7.95 (pKa)

Partition Coefficient

1.74

Heat Of Vaporization

60.2 kJ/mol

Heat Of Combustion

-3725 kJ/mol

Usage

Reagent for iron as a 10% alcoholic solution.

Refractive Index

1.56467 (141.1 C)

First Aid Measures

Ingestion

Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.

Inhalation

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.

Skin

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.

Eyes

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage

Storage

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Handling

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. Wash clothing before reuse.

Hazards Identification

Ingestion

Causes gastrointestinal irritation with nausea, vomiting and diarrhea.

Inhalation

Causes respiratory tract irritation.

Skin

Causes skin irritation.

Eyes

Causes eye irritation.

EC Risk Phrase

R 36/37/38

EC Safety Phrase

S 26 36

Exposure Controls/Personal Protection

Personal Protection

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate clothing to prevent skin exposure.

Respirators

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.

Poison Class

4

Fire Fighting Measures

Flash Point

171

Fire Fighting

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use agent most appropriate to extinguish fire. In case of fire use water spray, dry chemical, carbon dioxide, or appropriate foam.

Accidental Release Measures

Small spills/leaks

Clean up spills immediately, using the appropriate protective equipment. Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Provide ventilation.

Stability and Reactivity

Disposal Code

3

Incompatibilities

Oxidizing agents.

Stability

Stable at room temperature in closed containers under normal storage and handling conditions.

Decomposition

Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.

Transport Information

HS Code

2914 50 00