4-BROMOCATECHOL

Modify Date: 2024-01-06 17:51:12

4-BROMOCATECHOL Structure
4-BROMOCATECHOL structure
 Common Name 4-BROMOCATECHOL
CAS Number 17345-77-6 Molecular Weight 189.007
Density 1.8±0.1 g/cm3 Boiling Point 280.5±20.0 °C at 760 mmHg
Molecular Formula C6H5BrO2 Melting Point 87ºC
MSDS N/A Flash Point 123.5±21.8 °C

 Names

Name 4-Bromocatechol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.8±0.1 g/cm3
Boiling Point 280.5±20.0 °C at 760 mmHg
Melting Point 87ºC
Molecular Formula C6H5BrO2
Molecular Weight 189.007
Flash Point 123.5±21.8 °C
Exact Mass 187.947281
PSA 40.46000
LogP 2.26
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.657

 MSDS

4-Bromocatechol Revision number: 1
SAFETY DATA SHEET
Section1. BASE INFORMATION
Product name:4-Bromocatechol

Revision number:1
Section2. HAZARDS IDENTIFICATION
Classification of the GHS
PHYSICAL HAZARDSNot classified
HEALTH HAZARDS
Category 2
Skin corrosion/irritation
Serious eye damage/eye irritationCategory 2A
Not classified
ENVIRONMENTAL HAZARDS
GHS label elements
Pictograms or hazard symbols
Signal wordWarning
Hazard statementCauses skin irritation
Causes serious eye irritation
Precautionary statements
[Prevention]Wash hands thoroughly after handling.
Wear protective gloves/eye protection/face protection.
[Response]IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,
if present and easy to do. Continue rinsing.
If eye irritation persists: Get medical advice/attention.
IF ON SKIN: Gently wash with plenty of soap and water.
If skin irritation occurs: Get medical advice/attention.
Take off contaminated clothing and wash before reuse.
Section3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance/mixture:Substance
Component(s):4-Bromocatechol
Percent:>98.0%(GC)
CAS Number:17345-77-6
Synonyms:4-Bromo-1,2-dihydroxybenzene
Chemical Formula:C6H5BrO2
Section4. FIRST AID MEASURES
Inhalation:Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Get medical advice/attention if you feel unwell.
4-Bromocatechol
Section4. FIRST AID MEASURES
Skin contact:Remove/Take off immediately all contaminated clothing. Gently wash with plenty of
soap and water. If skin irritation or rash occurs: Get medical advice/attention.
Eye contact:Rinse cautiously with water for several minutes. Remove contact lenses, if present
and easy to do. Continue rinsing. If eye irritation persists: Get medical
advice/attention.
Ingestion:Get medical advice/attention if you feel unwell. Rinse mouth.
A rescuer should wear personal protective equipment, such as rubber gloves and air-
Protection of first-aiders:
tight goggles.
Section5. FIRE-FIGHTING MEASURES
Suitable extinguishingDry chemical, foam, water spray, carbon dioxide.
media:
Specific hazards:Take care as it may decompose upon combustion or in high temperatures to
generate poisonous fume.
Specific methods:Fire-extinguishing work is done from the windward and the suitable fire-extinguishing
method according to the surrounding situation is used. Uninvolved persons should
evacuate to a safe place. In case of fire in the surroundings: Remove movable
containers if safe to do so.
Special protectiveWhen extinguishing fire, be sure to wear personal protective equipment.
equipment for firefighters:
Section6. ACCIDENTAL RELEASE MEASURES
Personal precautions,Use personal protective equipment. Keep people away from and upwind of spill/leak.
protective equipment and Entry to non-involved personnel should be controlled around the leakage area by
emergency procedures: roping off, etc.
Environmental precautions: Prevent product from entering drains.
Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it.
containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with
up: appropriate laws and regulations.
Section7. HANDLING AND STORAGE
Handling
Technical measures:Handling is performed in a well ventilated place. Wear suitable protective equipment.
Prevent dispersion of dust. Wash hands and face thoroughly after handling.
Use a local exhaust if dust or aerosol will be generated.
Advice on safe handling:Avoid contact with skin, eyes and clothing.
Storage
Keep container tightly closed. Store in a cool and dark place.
Storage conditions:
Store away from incompatible materials such as oxidizing agents.
Packaging material:Law is followed.
Section8. EXPOSURE CONTROLS / PERSONAL PROTECTION
Engineering controls:Install a closed system or local exhaust as possible so that workers should not be
exposed directly. Also install safety shower and eye bath.
Personal protective equipment
Respiratory protection: Dust respirator. Follow local and national regulations.
Hand protection:Protective gloves.
Eye protection:Safety glasses. A face-shield, if the situation requires.
Skin and body protection: Protective clothing. Protective boots, if the situation requires.
Section9. PHYSICAL AND CHEMICAL PROPERTIES
Physical state (20°C):Solid
Form:crystal - powder
Color:Slightly pale yellow - Reddish yellow
Odor:No data available
pH: No data available
4-Bromocatechol
Section9. PHYSICAL AND CHEMICAL PROPERTIES
Melting point/freezing point:87 °C
Boiling Point/Range:No data available
Flash Point:No data available
Explosive limits
Lower:No data available
No data available
Upper:
Density:No data available
Soluble in : Methanol
Solubility:
Section10. STABILITY AND REACTIVITY
Stability:Stable under proper conditions.
Reactivity:No special reactivity has been reported.
Incompartible materials: oxidizing agents
Hazardous Decomposition Carbon monoxide, Carbon dioxide, Hydrogen bromide
Products:
Section11. TOXICOLOGICAL INFORMATION
Acute Toxicity:No data available
Skin corrosion/irritation: No data available
Serious eyeNo data available
damage/irritation:
Germ cell mutagenicity: No data available
Carcinogenicity:
IARC =No data available
No data available
NTP =
Reproductive toxicity:No data available
Section12. ECOLOGICAL INFORMATION
Ecotoxicity:
Fish:No data available
Crustacea:No data available
Algae:No data available
Persistence / degradability: No data available
BioaccumulativeNo data available
potential(BCF):
Mobillity in soil
log Pow:No data available
Soil adsorption (Koc):No data available
Henry's LawNo data available
constant(PaM3/mol):
Section13. DISPOSAL CONSIDERATIONS
Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material
with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system.
Observe all federal, state and local regulations when disposing of the substance.
Section14. TRANSPORT INFORMATION
Hazards Class:Does not correspond to the classification standard of the United Nations
UN-No:Not Listed
Section15. REGULATORY INFORMATION
Safe management ordinance of dangerous chemical product (State Council announces on January 26,
2002): Safe use and production, the storage of a dangerous chemical, transport, loading and unloading were
prescribed.
4-Bromocatechol

SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Hazard Codes Xi
Risk Phrases 36/37/38
Safety Phrases 26-36/37/39
HS Code 2908199090

 Synthetic Route

 Customs

HS Code 2908199090
Summary HS: 2908199090. derivatives of polyphenols or phenol-alcohols containing only halogen substituents and their salts. VAT:17.0%. tax rebate rate:9.0%. supervision conditions:None. MFN tariff:5.5%. general tariff:30.0%

 Synonyms

1,2-Benzendiol, 4-bromo-
4-BROMOCATECHOL
4-Bromobenzene-1,2-diol
1,2-Benzenediol, 4-bromo-
EINECS 241-370-5
4-Bromo-1,2-benzenediol
4-Bromo-1,2-dihydroxybenzene
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