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34206-49-0

34206-49-0 structure
34206-49-0 structure

Name 5-bromo-3-hydroxy-1H-pyridin-2-one
Synonyms 2,3-pyridinediol, 5-bromo-
MFCD08276314
5-BroMo-2,3-pyridinediol
5-Brom-2,3-dihydroxy-pyridin
5-bromo-2,3-dihydroxy pyridine
2,3-dihydroxy-5-bromopyridine
5-bromopyridine-2,3-diol
5-Bromo-2,3-dihydroxypyridine
Density 2.0±0.1 g/cm3
Boiling Point 487.1±40.0 °C at 760 mmHg
Melting Point 249 °C
Molecular Formula C5H4BrNO2
Molecular Weight 189.995
Flash Point 248.4±27.3 °C
Exact Mass 188.942535
PSA 53.35000
LogP 1.04
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.671
Storage condition 2-8°C
5-Bromo-2,3-pyridinediol Revision number: 1
SAFETY DATA SHEET

Section1. BASE INFORMATION
Product name:5-Bromo-2,3-pyridinediol

Revision number:1

Section2. HAZARDS IDENTIFICATION
Classification of the GHS
PHYSICAL HAZARDSNot classified
HEALTH HAZARDSNot classified
Not classified
ENVIRONMENTAL HAZARDS
GHS label elements
None
Pictograms or hazard symbols
Signal wordNo signal word
None
Hazard statement
Precautionary statementsNone

Section3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance/mixture:Substance
Component(s):5-Bromo-2,3-pyridinediol
Percent:>98.0%(GC)(T)
CAS Number:34206-49-0
Synonyms:5-Bromo-2,3-dihydroxypyridine
Chemical Formula:C5H4BrNO2

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.
Skin contact:Remove/Take off immediately all contaminated clothing. Rinse skin with
water/shower. 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.
5-Bromo-2,3-pyridinediol

Section5. FIRE-FIGHTING MEASURES
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
Use personal protective equipment. Keep people away from and upwind of spill/leak.
Personal precautions,
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
Handling is performed in a well ventilated place. Wear suitable protective equipment.
Technical measures:
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
Storage conditions:Keep container tightly closed. Store in a cool and dark place.
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:Very pale yellow - Yellow
Odor:No data available
pH: No data available
Melting point/freezing point:249 °C
Boiling Point/Range:No data available
Flash Point:No data available
Explosive limits
Lower:No data available
Upper:No data available
Density:No data available
Solubility:No data available

Section10. STABILITY AND REACTIVITY
Stability:Stable under proper conditions.
Reactivity:No special reactivity has been reported.
Incompartible materials: oxidizing agents
5-Bromo-2,3-pyridinediol

Section10. STABILITY AND REACTIVITY
Hazardous Decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx), 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
NTP =No data available
Reproductive toxicity:No data available

Section12. ECOLOGICAL INFORMATION
Ecotoxicity:
No data available
Fish:
Crustacea:No data available
No data available
Algae:
Persistence / degradability: No data available
No data available
Bioaccumulative
potential(BCF):
Mobillity in soil
log Pow:No data available
No data available
Soil adsorption (Koc):
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
Not Listed
UN-No:

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.
5-Bromo-2,3-pyridinediol


SECTION 16 - ADDITIONAL INFORMATION
N/A
Hazard Codes Xi
Risk Phrases 20/21/22-36/37/38
Safety Phrases S26-S36/37/39
HS Code 2933399090
HS Code 2933399090
Summary 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%