1-Ethyl-2-pyrrolidone

Description

1-Ethyl-2-pyrrolidone · CAS 2687-91-4 · C6H11NO. UNII H0229SX1CW. Vapor Pressure: 0.1 [mmHg]; LogP: -0.04.

Identification

CAS Registry Number	2687-91-4
PubChem CID	17595
Molecular formula	C6H11NO
IUPAC name	1-ethylpyrrolidin-2-one
UNII (FDA)	H0229SX1CW

Computed Descriptors

Molecular Weight	113.16
XLogP3	-0.1
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	1
Exact Mass	113.084063974
Monoisotopic Mass	113.084063974
Topological Polar Surface Area	20.3
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Vapor Pressure	0.1 [mmHg]
LogP	-0.04

Physical description & handling notes

• Liquid; CBI
• Clear colorless to light yellow liquid with an amine odor; [ECHA - Proposal for Harmonised Classification and Labelling] Colorless liquid; [Taminco MSDS]
• 121.7 Ų [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: APCI+; Dataset: TOXCAST; Source Identifier: DTXSID3044413]

Regulatory Status

GHS notification summary	5.9% (90 / 1525)

GHS Hazard Classification

GHS notification summary	5.9% (90 / 1525)
Reported hazard statements	H302 (28.7%), H315 (11.9%), H318 (62.2%), H319 (23.7%), H335 (11.9%), H360 (39.5%), H361 (19.3%), H227

Documented Uses

• Used as a solvent, catalyst, and cationic surfactant; [ECHA - Proposal for Harmonised Classification and Labelling] Used as a solvent; [EPA - TSCATS] Used to make fine and large scale chemicals, in industrial coatings, cleaning agents, binders and release agents, functional fluids, laboratories, water treatment chemicals, polymer processing, and oil field drilling and production; [ECHA REACH Registrations]
• Petroleum Production and Refining [Category: Industry]
• Painting (Solvents) [Category: Paint]
• Not Known or Reasonably Ascertainable
• Information on 1 consumer products that contain Ethyl Pyrrolidone in the following categories is provided:
• Soap, Cleaning Compound, and Toilet Preparation Manufacturing

Synonyms

2687-91-4; 1-ETHYL-2-PYRROLIDINONE; N-Ethyl-2-pyrrolidone; Ethyl pyrrolidone; DTXSID3044413; H0229SX1CW; DTXCID1024413; RefChem:596395; 220-250-6; 1-Ethylpyrrolidin-2-one; 1-Ethyl-2-pyrrolidone; N-Ethylpyrrolidone; 2-Pyrrolidinone, 1-ethyl-; Pyrrolidinone, 1-ethyl-; N-Ethylpyrrolidinone; n-ethyl-2-pyrrolidinone

Frequently Asked Questions

What are the CAS number and molecular formula of 1-Ethyl-2-pyrrolidone?

CAS 2687-91-4; molecular formula C6H11NO; molecular weight — g/mol.

What other names is 1-Ethyl-2-pyrrolidone known by?

2687-91-4, 1-ETHYL-2-PYRROLIDINONE, N-Ethyl-2-pyrrolidone, Ethyl pyrrolidone, DTXSID3044413, H0229SX1CW.

Is 1-Ethyl-2-pyrrolidone classified as hazardous?

5.9% of GHS notifications report no hazard classification (90 of 1525).

What are the key physical properties of 1-Ethyl-2-pyrrolidone?

Vapor Pressure: 0.1 [mmHg]; LogP: -0.04.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.