diethyl 1-benzylpyrrolidine-2,5-dicarboxylate

Modify Date: 2026-07-05 21:34:45

diethyl 1-benzylpyrrolidine-2,5-dicarboxylate Structure
diethyl 1-benzylpyrrolidine-2,5-dicarboxylate structure
Common Name diethyl 1-benzylpyrrolidine-2,5-dicarboxylate
CAS Number 17740-40-8 Molecular Weight 305.36900
Density 1.146g/cm3 Boiling Point 381.3ºC at 760mmHg
Molecular Formula C17H23NO4 Melting Point N/A
MSDS N/A Flash Point 184.4ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name diethyl 1-benzylpyrrolidine-2,5-dicarboxylate
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.146g/cm3
Boiling Point 381.3ºC at 760mmHg
Molecular Formula C17H23NO4
Molecular Weight 305.36900
Flash Point 184.4ºC
Exact Mass 305.16300
PSA 55.84000
LogP 2.08370
Vapour Pressure 5.14E-06mmHg at 25°C
Index of Refraction 1.53

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

Name: Diethyl 1-benzylpyrrolidine-2 5- dicarboxylate 97% Material Safety Data Sheet
Synonym:
CAS: 17740-40-8
Section 1 - Chemical Product MSDS Name:Diethyl 1-benzylpyrrolidine-2 5- dicarboxylate 97% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
17740-40-8 Diethyl 1-benzylpyrrolidine-2,5-dicarb 97% unlisted
Hazard Symbols: C
Risk Phrases: 34

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Causes burns.
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. 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:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable 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.

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# 17740-40-8: 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: Liquid
Color: colorless
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 134 - 136 deg C
Freezing/Melting Point: Not available.
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: C17H23NO4
Molecular Weight: 305

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

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 17740-40-8 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Diethyl 1-benzylpyrrolidine-2,5-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: AMINES, LIQUID, CORROSIVE, N.O.S.*
Hazard Class: 8
UN Number: 2735
Packing Group: III
IMO
Shipping Name: AMINES, LIQUID, CORROSIVE, N.O.S.
Hazard Class: 8
UN Number: 2735
Packing Group: III
RID/ADR
Shipping Name: AMINES, LIQUID, CORROSIVE, N.O.S.
Hazard Class: 8
UN Number: 2735
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# 17740-40-8: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 17740-40-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 17740-40-8 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes C:Corrosive
Risk Phrases R34
Safety Phrases S26-S36/37/39-S45
HS Code 2933990090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~99%

diethyl 1-benzylpyrrolidine-2,5-dicarboxylate Structure

diethyl 1-benzy...

CAS#:17740-40-8

Learn More
Literature: Huang, Long Jiang; Teng, Da Wei Chinese Chemical Letters, 2011 , vol. 22, # 5 p. 523 - 526

~93%

diethyl 1-benzylpyrrolidine-2,5-dicarboxylate Structure

diethyl 1-benzy...

CAS#:17740-40-8

Learn More
Literature: PFIZER INC. Patent: EP1213289 A1, 2002 ; Location in patent: Page 12 ;

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  3

DownStream  2

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

N-benzyl-2,5-dicarbethoxypyrrolidine
diethyl 1-benzyl-2,5-pyrrolidinedicarboxylate
Diethyl 1-benzylpyrrolidine-2,5-dicarboxylate,Mixture of cis and trans isoMers
1-benzyl-2,5-dicarbethoxypyrrolidine
1-Benzyl-pyrrolidin-2,5-dicarbonsaeure-diaethylester
2,5-diethyl 1-benzylpyrrolidine-2,5-dicarboxylate
1-benzyl-pyrrolidine-2,5-dicarboxylic acid diethyl ester
diethyl meso-1-benzyl-2,5-pyrrolidinedicarboxylate

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the downstream products of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: Related downstream products(CAS) of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate: 41994-50-7;149771-43-7.
Q: What is the molecular weight of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: Molecular weight of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate is 305.36900.
Q: What is the English name of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: The English name of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate is diethyl 1-benzylpyrrolidine-2,5-dicarboxylate.
Q: What are the upstream materials of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: Related upstream materials(CAS) of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate: 54221-37-3;100-46-9;869-10-3.
Q: What is the polar surface area (PSA) of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: Polar surface area (PSA) of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate is 55.84000.
Q: What is the CAS number of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: CAS number of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate is 17740-40-8.
Q: What English synonyms does diethyl 1-benzylpyrrolidine-2,5-dicarboxylate have?
A: English synonyms of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate: N-benzyl-2,5-dicarbethoxypyrrolidine, diethyl 1-benzyl-2,5-pyrrolidinedicarboxylate, Diethyl 1-benzylpyrrolidine-2,5-dicarboxylate,Mixture of cis and trans isoMers, 1-benzyl-2,5-dicarbethoxypyrrolidine, 1-Benzyl-pyrrolidin-2,5-dicarbonsaeure-diaethylester, 2,5-diethyl 1-benzylpyrrolidine-2,5-dicarboxylate, 1-benzyl-pyrrolidine-2,5-dicarboxylic acid diethyl ester, diethyl meso-1-benzyl-2,5-pyrrolidinedicarboxylate.
Q: What is the molecular formula of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: Molecular formula of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate is C17H23NO4.
Q: What is the LogP of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: LogP of diethyl 1-benzylpyrrolidine-2,5-dicarboxylate is 2.08370.
Q: What is the safety information for diethyl 1-benzylpyrrolidine-2,5-dicarboxylate?
A: Safety information for diethyl 1-benzylpyrrolidine-2,5-dicarboxylate: S26-S36/37/39-S45.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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