423768-40-5

423768-40-5 structure
423768-40-5 structure
  • Name: 5-methyl-1-(2-methylphenyl)pyrazole-4-carbaldehyde
  • Chemical Name: 5-methyl-1-(2-methylphenyl)pyrazole-4-carbaldehyde
  • CAS Number: 423768-40-5
  • Molecular Formula: C12H12N2O
  • Molecular Weight: 200.23600
  • Create Date: 2018-11-24 11:46:38
  • Modify Date: 2024-02-03 15:07:40

Name 5-methyl-1-(2-methylphenyl)pyrazole-4-carbaldehyde
Synonyms 5-methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde
5-methyl-1-(2-methylphenyl)-1H-pyrazole-4-carboxaldehyde
Density 1.11g/cm3
Boiling Point 348.3ºC at 760 mmHg
Melting Point 99ºC
Molecular Formula C12H12N2O
Molecular Weight 200.23600
Flash Point 164.4ºC
Exact Mass 200.09500
PSA 34.89000
LogP 2.30160
Index of Refraction 1.584
Name: 5-Methyl-1-(2-methylphenyl)-1h-pyrazole-4-carbaldehyde 97% Material Safety Data Sheet
Synonym:
CAS: 423768-40-5
Section 1 - Chemical Product MSDS Name:5-Methyl-1-(2-methylphenyl)-1h-pyrazole-4-carbaldehyde 97% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
423768-40-5 5-Methyl-1-(2-methylphenyl)-1H-pyrazol 97% unlisted
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Not available.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
May cause respiratory tract irritation. May be harmful if inhaled.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately.
Notes to Physician:
Treat symptomatically and supportively.

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.

Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Store under an inert atmosphere.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 423768-40-5: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Solid
Color: pale yellow
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 87 - 89 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C12H12N2O
Molecular Weight: 200.24

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Nitrogen oxides, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 423768-40-5 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
5-Methyl-1-(2-methylphenyl)-1H-pyrazole-4-carbaldehyde - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION


Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
No information available.
IMO
No information available.
RID/ADR
No information available.

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 423768-40-5: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 423768-40-5 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 423768-40-5 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A
Risk Phrases R24/25
HS Code 2933199090
HS Code 2933199090
Summary 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%