Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate

Modify Date: 2024-01-21 23:21:47

Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate Structure
Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate structure
Common Name Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate
CAS Number 5825-71-8 Molecular Weight 234.208
Density 1.3±0.1 g/cm3 Boiling Point 174-178/0.23mm
Molecular Formula C11H10N2O4 Melting Point 69-70 ºC
MSDS N/A Flash Point N/A

 Names

Name Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 174-178/0.23mm
Melting Point 69-70 ºC
Molecular Formula C11H10N2O4
Molecular Weight 234.208
Exact Mass 234.064056
PSA 69.90000
LogP 1.10
Index of Refraction 1.597
Water Solubility Slightly soluble (1.4 g/L) (25 ºC)

 MSDS

Name: Dimethyl pyrazolo[1 5-a]pyridine-2 3-dicarboxylate Material Safety Data Sheet
Synonym:
CAS: 5825-71-8
Section 1 - Chemical Product MSDS Name:Dimethyl pyrazolo[1 5-a]pyridine-2 3-dicarboxylate Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
5825-71-8 Dimethyl pyrazolo[1,5-a]pyridine-2,3-d 97+% unlisted
Hazard Symbols: XN
Risk Phrases: 22 36/37/38

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Harmful if swallowed. Irritating to eyes, respiratory system and skin.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation.
Ingestion:
Harmful if swallowed. May cause irritation of the digestive tract.
Inhalation:
Causes respiratory tract irritation.
Chronic:
No information found.

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. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:

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. Avoid generating dusty conditions.

Section 7 - HANDLING and STORAGE
Handling:
Use with adequate ventilation. Minimize dust generation and accumulation. 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.

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# 5825-71-8: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
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: Powder
Color: Pale yellow
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 174 - 178 deg C @0.3mbar
Freezing/Melting Point: 66 - 67 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: C11H10N2O4
Molecular Weight: 234.21

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong bases, amines, strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, oxides of nitrogen, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 5825-71-8 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Dimethyl pyrazolo[1,5-a]pyridine-2,3-dicarboxylate - 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: Not regulated.
Hazard Class:
UN Number:
Packing Group:
IMO
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
RID/ADR
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing group:

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN
Risk Phrases:
R 22 Harmful if swallowed.
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 22 Do not breathe dust.
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.
WGK (Water Danger/Protection)
CAS# 5825-71-8: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 5825-71-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 5825-71-8 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

HS Code 2933990090

 Synthetic Route

~70%

Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate Structure

Dimethyl Pyrazo...

CAS#:5825-71-8

Literature: Belaroussi, Rabia; El Bouakher, Abderrahman; Marchivie, Mathieu; Massip, Stephane; Jarry, Christian; El Hakmaoui, Ahmed; Guillaumet, Gerald; Routier, Sylvain; Akssira, Mohamed Synthesis (Germany), 2013 , vol. 45, # 18 art. no. SS-2013-T0395-OP, p. 2557 - 2566

~22%

Dimethyl Pyrazolo[1,5-a]pyridine-2,3-dicarboxylate Structure

Dimethyl Pyrazo...

CAS#:5825-71-8

Literature: Tsurita, Yasushi; Saito, Taro; Sasaki, Yukiyoshi Journal of Organometallic Chemistry, 1980 , vol. 202, # 1 p. 91 - 98

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

Pyrazolo[1,5-a]pyridine-2,3-dicarboxylic acid dimethyl ester
Dimethyl pyrazolo[1,5-a]pyridine-2,3-dicarboxylate