5-Phenyl-1H-pyrazole-3-carboxylic acid

Modify Date: 2024-01-12 00:06:02

5-Phenyl-1H-pyrazole-3-carboxylic acid Structure
5-Phenyl-1H-pyrazole-3-carboxylic acid structure
Common Name 5-Phenyl-1H-pyrazole-3-carboxylic acid
CAS Number 5071-61-4 Molecular Weight 188.183
Density 1.4±0.1 g/cm3 Boiling Point 496.5±33.0 °C at 760 mmHg
Molecular Formula C10H8N2O2 Melting Point 238-242ºC (dec.)(lit.)
MSDS USA Flash Point 254.1±25.4 °C

 Names

Name 3-Phenylpyrazole-5-carboxylic Acid Hydrate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 496.5±33.0 °C at 760 mmHg
Melting Point 238-242ºC (dec.)(lit.)
Molecular Formula C10H8N2O2
Molecular Weight 188.183
Flash Point 254.1±25.4 °C
Exact Mass 188.058578
PSA 62.02000
LogP 1.88
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.645

 MSDS

3-Phenylpyrazole-5-carboxylic Acid Hydrate Revision number: 5
SAFETY DATA SHEET

Section1. IDENTIFICATION
Product name:3-Phenylpyrazole-5-carboxylic Acid Hydrate

Revision number:5

Section2. HAZARDS IDENTIFICATION
GHS classification
PHYSICAL HAZARDSNot classified
Not classified
HEALTH HAZARDS
ENVIRONMENTAL HAZARDSNot classified
GHS label elements, including precautionary statements
Pictograms or hazard symbolsNone
No signal word
Signal word
Hazard statementsNone
None
Precautionary statements:

Section3. COMPOSITION/INFORMATION ON INGREDIENTS
Substance/mixture:Substance
Components:3-Phenylpyrazole-5-carboxylic Acid Hydrate
Percent:>97.0%(LC)(T)
CAS Number:5071-61-4
Chemical Formula:C10H8N2O2·xH2O

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 arising Take care as it may decompose upon combustion or in high temperatures to
from the chemical:generate poisonous fume.

Section5. FIRE-FIGHTING MEASURES
Precautions for firefighters: 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
Precautions for safe 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.
Conditions for safe storage, including any
incompatibilities
Storage conditions:Keep container tightly closed. Store in a cool and dark place.
Store away from incompatible materials such as oxidizing agents.
Packaging material:Comply with laws.

Section8. EXPOSURE CONTROLS / PERSONAL PROTECTION
Install a closed system or local exhaust as possible so that workers should not be
Engineering controls:
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
Colour:White - Slightly pale yellow
Odour:No data available
pH: No data available
Melting point/freezing point:233°C (dec.)
No data available
Boiling point/range:
Flash point:No data available
Flammability or explosive
limits:
No data available
Lower:
Upper:No data available
No data available
Relative density:
Solubility(ies):
No data available
[Water]
[Other solvents]No data available
2.06
Log Pow:

Section10. STABILITY AND REACTIVITY
Chemical stability:Stable under proper conditions.
Possibility of hazardous No special reactivity has been reported.
reactions:
Incompatible materials: Oxidizing agents
Hazardous decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx)
products:

Section11. TOXICOLOGICAL INFORMATION
ipr-mus LDLo:1 g/kg
Acute Toxicity:
Skin corrosion/irritation: No data available
No data available
Serious eye
damage/irritation:
Germ cell mutagenicity: No data available
Carcinogenicity:
IARC =No data available
NTP =No data available
No data available
Reproductive toxicity:
RTECS Number:UQ6437000

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):
Mobility in soil
2.06
Log Pow:
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
Does not correspond to the classification standard of the United Nations
Hazards Class:
UN-No:Not listed

Section15. REGULATORY INFORMATION
Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002
and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport,
loading and unloading were prescribed.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Hazard Codes Xi: Irritant;
Risk Phrases 36/37/38
Safety Phrases 26-36

 Synthetic Route

 Synonyms

1H-Pyrazole-3-carboxylic acid, 5-phenyl-
3-PHENYL-1H-PYRAZOLE-5-CARBOXYLIC ACID
5-Phenyl-1H-pyrazole-3-carboxylic acid