聚(2-乙烯基吡啶)（低分子量）

Description

Poly(2-vinylpyridine) (low M.Wt.) · CAS 25014-15-7 · C7H7N. UNII DT4UV4NNKX. Boiling Point: 159.5 °C; Boiling Point: 159-160 °C; Flash Point: 42 °C.

Identification

CAS Registry Number	25014-15-7
PubChem CID	7521
Molecular formula	C7H7N
IUPAC name	2-ethenylpyridine
UNII (FDA)	DT4UV4NNKX

Computed Descriptors

Molecular Weight	105.14
XLogP3	1.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	1
Exact Mass	105.057849228
Monoisotopic Mass	105.057849228
Topological Polar Surface Area	12.9
Heavy Atom Count	8
Formal Charge	0

Physical & Chemical Properties

Boiling Point	159.5 °C
Boiling Point	159-160 °C
Flash Point	42 °C
Solubility	In water, 2.75X10+4 mg/l @ 20 °C
Density	0.9985 @ 20 °C/0 °C
Vapor Pressure	10 MM HG @ 44.5 °C
LogP	log Kow= 1.54
LogP	1.39
Viscosity	1.17 mPa.s @ 20 °C
Dissociation Constants	pKa= 4.98

Physical description & handling notes

• Liquid
• Colorless liquid with an unpleasant odor; [HSDB]
• COLOURLESS LIQUID WITH PUNGENT ODOUR.
• COLORLESS LIQUID
• Pungent unpleasant odor
• The Guide in the 42 °C

Regulatory Status

GHS notification summary	26.4% (57 / 216)

GHS Hazard Classification

GHS notification summary	26.4% (57 / 216)
Reported hazard statements	H226 (55.6%), H301 (49.1%), H302 (24.5%), H311 (53.7%), H314 (55.1%), H317 (25.5%), H318 (33.8%), H331 (27.3%)

Documented Uses

• Used as an acrylic fiber comonomer, grafting reagent (ashless lubricant dispersants), and chemical intermediate; [HSDB]
• Acrylic fiber comonomer; grafting reagent (ashless lubricant dispersants)
• Used as a chemical intermediate for the synthesis of: 2-ethylpyridine; vinylpyridine copolymers, latex
• 2-Vinylpyridine is a large-volume specialty chemical used primarily for manufacturing terpolymers, e.g., styrene, butadiene, and vinylpyridine, used to coat fabric cords of tires and fabric-reinforced rubber products, such as belts.
• Alpha-picoline + formaldehyde (condensation/dehydration)
• 2023: 1,000,000 - <5,000,000 lb

Synonyms

2-VINYLPYRIDINE; 100-69-6; 2-Ethenylpyridine; Pyridine, 2-ethenyl-; Pyridine, 2-vinyl-; alpha-Vinylpyridine; DT4UV4NNKX; DTXSID1026667; NSC-18255; DTXCID406667; RefChem:89525; 202-879-8; Pyridine, ethenyl-; Vinylpyridine; 1337-81-1; 2-Vinyl pyridine

Frequently Asked Questions

What are the CAS number and molecular formula of Poly(2-vinylpyridine) (low M.Wt.)?

CAS 25014-15-7; molecular formula C7H7N; molecular weight — g/mol.

What other names is Poly(2-vinylpyridine) (low M.Wt.) known by?

2-VINYLPYRIDINE, 100-69-6, 2-Ethenylpyridine, Pyridine, 2-ethenyl-, Pyridine, 2-vinyl-, alpha-Vinylpyridine.

Is Poly(2-vinylpyridine) (low M.Wt.) classified as hazardous?

26.4% of GHS notifications report no hazard classification (57 of 216).

What are the key physical properties of Poly(2-vinylpyridine) (low M.Wt.)?

Boiling Point: 159.5 °C; Boiling Point: 159-160 °C; Flash Point: 42 °C; Solubility: In water, 2.75X10+4 mg/l @ 20 °C.

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.