聚乙烯亚胺

Description

Poly(ethylenimine) · CAS 9002-98-6 · C2H5N. UNII 54P5FEX9FH. Boiling Point: 131 to 133 °F at 760 mmHg (EPA, 1998); Boiling Point: 55-56 °C at 760 mm Hg; Boiling Point: 56-57 °C.

Identification

CAS Registry Number	9002-98-6
PubChem CID	9033
Molecular formula	C2H5N
IUPAC name	aziridine
UNII (FDA)	54P5FEX9FH

Computed Descriptors

Molecular Weight	43.07
XLogP3	-0.4
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	0
Exact Mass	43.042199164
Monoisotopic Mass	43.042199164
Topological Polar Surface Area	21.9
Heavy Atom Count	3
Formal Charge	0

Physical & Chemical Properties

Boiling Point	131 to 133 °F at 760 mmHg (EPA, 1998)
Boiling Point	55-56 °C at 760 mm Hg
Boiling Point	56-57 °C
Boiling Point	133 °F
Boiling Point	56 °C @760 [mm Hg]
Melting Point	Freezing point: -71.5 °C
Melting Point	-74 °C
Melting Point	-97 °F
Melting Point	-77.9 °C
Flash Point	12 °F (EPA, 1998)

Physical description & handling notes

• Colorless liquid with an ammonia-like odor; Note: Usually contains inhibitors to prevent polymerization; [NIOSH]
• COLOURLESS LIQUID WITH PUNGENT ODOUR.
• Colorless liquid with an ammonia-like odor.
• Colorless liquid with an ammonia-like odor. [Note: Usually contains inhibitors to prevent polymerization.]
• Oily, water-white liquid
• Colorless liquid ... [Note: Usually contains inhibitors to prevent polymerization].

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CONTAMINANT: Food Contaminant TRS 733-JECFA 29/20 FAS 20-JECFA 29/33 CIR / INCI: Viscosity controlling

GHS Hazard Classification

Reported hazard statements	H225, H300, H310, H314, H330, H340, H350, H411

Documented Uses

• Ethyleneimine is used in polymerization products; as a monomer for polyethyleneimine; as a comonomer for polymers (e.g., with ethylenediamine); and in paper and textile chemicals, adhesives, binders, petroleum refining chemicals, fuels and lubricants, coating resins, varnishes, lacquers, agricultural chemicals, cosmetics, ion exchange resins, photographic chemicals, and surfactants.
• Used to produce polyethyleneimine and other organic chemicals; [ACGIH] Used in the paper, textile, petroleum, lacquer, cosmetic, and photography industries; [HSDB]
• Regulated as a carcinogen--See 29CFR1910.1003 (Code of Federal Regulations pertaining to the manufacturing, processing, repackaging, releasing, handling, and storing of this chemical);
• Petroleum Production and Refining [Category: Industry]
• Pulp and Paper Processing [Category: Industry]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]

Synonyms

Aziridine; ETHYLENEIMINE; Ethylenimine; 151-56-4; Azacyclopropane; Dimethyleneimine; Dihydroazirene; Azirane; Aziran; Aethylenimin; Dihydroazirine; Ethyleenimine; Aziridin; Etilenimina; Dihydro-1H-azirine; 1H-Azirine, dihydro-

Frequently Asked Questions

What are the CAS number and molecular formula of Poly(ethylenimine)?

CAS 9002-98-6; molecular formula C2H5N; molecular weight — g/mol.

What other names is Poly(ethylenimine) known by?

Aziridine, ETHYLENEIMINE, Ethylenimine, 151-56-4, Azacyclopropane, Dimethyleneimine.

What is the regulatory status of Poly(ethylenimine)?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; CONTAMINANT: Food Contaminant; TRS 733-JECFA 29/20.

Is Poly(ethylenimine) classified as hazardous?

Hazard statements reported: H225, H300, H310, H314, H330.

What are the key physical properties of Poly(ethylenimine)?

Boiling Point: 131 to 133 °F at 760 mmHg (EPA, 1998); Boiling Point: 55-56 °C at 760 mm Hg; Boiling Point: 56-57 °C; Boiling Point: 133 °F.

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.