8-methoxy-4-methyl-2H-benzo(g)chromen-2-one

Modify Date: 2024-01-30 17:18:03

8-methoxy-4-methyl-2H-benzo(g)chromen-2-one Structure
8-methoxy-4-methyl-2H-benzo(g)chromen-2-one structure
Common Name 8-methoxy-4-methyl-2H-benzo(g)chromen-2-one
CAS Number 69169-71-7 Molecular Weight 240.254
Density 1.2±0.1 g/cm3 Boiling Point 438.1±30.0 °C at 760 mmHg
Molecular Formula C15H12O3 Melting Point 221ºC
MSDS N/A Flash Point 187.1±19.2 °C

 Names

Name 8-methoxy-4-methylbenzo[g]chromen-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 438.1±30.0 °C at 760 mmHg
Melting Point 221ºC
Molecular Formula C15H12O3
Molecular Weight 240.254
Flash Point 187.1±19.2 °C
Exact Mass 240.078644
PSA 39.44000
LogP 3.57
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.633

 MSDS

8-Methoxy-4-methylbenzo[g]coumarin Revision number: 5
SAFETY DATA SHEET

Section1. IDENTIFICATION
Product name:8-Methoxy-4-methylbenzo[g]coumarin

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:8-Methoxy-4-methylbenzo[g]coumarin
Percent:>98.0%(LC)
CAS Number:69169-71-7
Synonyms:8-Methoxy-4-methyl-2H-naphtho[2,3-b]pyran-2-one
Chemical Formula:C15H12O3

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.
Protection of first-aiders:A rescuer should wear personal protective equipment, such as rubber gloves and air-
tight goggles.

Section5. FIRE-FIGHTING MEASURES
Suitable extinguishingDry chemical, foam, water spray, carbon dioxide.
media:
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.
8-Methoxy-4-methylbenzo[g]coumarin

Section5. FIRE-FIGHTING MEASURES
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
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
Keep container tightly closed. Store in a cool and dark place.
Storage conditions:
Store away from incompatible materials such as oxidizing agents.
Packaging material:Comply with laws.

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
Colour:Slightly pale yellow - Yellow
Odour:No data available
pH: No data available
Melting point/freezing point:221°C
Boiling point/range:No data available
Flash point:No data available
Flammability or explosive
limits:
No data available
Lower:
Upper:No data available
No data available
Relative density:
Solubility(ies):
[Water]No data available
[Other solvents]No data available

Section10. STABILITY AND REACTIVITY
Stable under proper conditions.
Chemical stability:
Possibility of hazardous No special reactivity has been reported.
reactions:
Incompatible materials: Oxidizing agents
8-Methoxy-4-methylbenzo[g]coumarin

Section10. STABILITY AND REACTIVITY
Hazardous decomposition Carbon monoxide, Carbon dioxide
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):
Mobility 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
and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport,
loading and unloading were prescribed.
8-Methoxy-4-methylbenzo[g]coumarin


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

HS Code 2932209090

 Customs

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

m1862
8-methoxy-4-methyl-2H-benzo(g)chromen-2-one
8-Methoxy-4-methyl-2H-benzo[g]chromen-2-one
2H-Naphtho[2,3-b]pyran-2-one, 8-methoxy-4-methyl-