1-(4-METHOXYPHENYL)-5-METHYL-1H-PYRAZOLE-4-CARBONYL CHLORIDE

Modify Date: 2024-01-30 16:47:58

1-(4-METHOXYPHENYL)-5-METHYL-1H-PYRAZOLE-4-CARBONYL CHLORIDE Structure
1-(4-METHOXYPHENYL)-5-METHYL-1H-PYRAZOLE-4-CARBONYL CHLORIDE structure
Common Name 1-(4-METHOXYPHENYL)-5-METHYL-1H-PYRAZOLE-4-CARBONYL CHLORIDE
CAS Number 306934-94-1 Molecular Weight 250.68100
Density 1.28g/cm3 Boiling Point 369.9ºC at 760mmHg
Molecular Formula C12H11ClN2O2 Melting Point 86ºC
MSDS N/A Flash Point 177.5ºC

 Names

Name 1-(4-methoxyphenyl)-5-methylpyrazole-4-carbonyl chloride

 Chemical & Physical Properties

Density 1.28g/cm3
Boiling Point 369.9ºC at 760mmHg
Melting Point 86ºC
Molecular Formula C12H11ClN2O2
Molecular Weight 250.68100
Flash Point 177.5ºC
Exact Mass 250.05100
PSA 44.12000
LogP 2.56830
Index of Refraction 1.592

 MSDS

Name: 1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carbonyl chloride 97% Material Safety Data Sheet
Synonym:
CAS: 306934-94-1
Section 1 - Chemical Product MSDS Name:1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carbonyl chloride 97% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
306934-94-1 1-(4-Methoxyphenyl)-5-methyl-1H-pyrazo 97 unlisted
Hazard Symbols: C
Risk Phrases: 34

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Causes burns.Moisture sensitive.
Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns.
Ingestion:
Causes gastrointestinal tract burns.
Inhalation:
Causes chemical burns to the respiratory tract.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:
Get medical aid immediately. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Do not induce vomiting. Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
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 foam, dry chemical, or carbon dioxide.

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:
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Corrosives area. Store under an inert atmosphere.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 306934-94-1: 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: brown
Odor: characteristic odor
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 82 - 84 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: C12H11ClN2O2
Molecular Weight: 251

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials, exposure to moist air or water.
Incompatibilities with Other Materials:
Strong oxidizing agents, alcohols, amines.
Hazardous Decomposition Products:
Hydrogen chloride, chlorine, nitrogen oxides, carbon monoxide, carbon dioxide, acrid smoke and fumes.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 306934-94-1 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
1-(4-Methoxyphenyl)-5-methyl-1H-pyrazole-4-carbonyl chloride - 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
Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.*
Hazard Class: 8
UN Number: 3261
Packing Group: III
IMO
Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.
Hazard Class: 8
UN Number: 3261
Packing Group: III
RID/ADR
Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.
Hazard Class: 8
UN Number: 3261
Packing group: III

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: C
Risk Phrases:
R 34 Causes burns.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves
and eye/face protection.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 306934-94-1: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 306934-94-1 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 306934-94-1 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Hazard Codes Xi: Irritant;
HS Code 2933199090

 Synthetic Route

~%

1-(4-METHOXYPHENYL)-5-METHYL-1H-PYRAZOLE-4-CARBONYL CHLORIDE Structure

1-(4-METHOXYPHE...

CAS#:306934-94-1

Literature: EP1176140 A1, ; Page 120 ;

 Precursor & DownStream

Precursor  1

DownStream  0

 Customs

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%