4-tert-Butylpyridine-Shandong Huashang Chemical Co., Ltd.

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4-tert-Butylpyridine

Brand：HS

Model：25kg/drum

Purity：99%

Cas：3978-81-2

Createtime： 2026-04-14
Updatetime： 2026-04-15

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Product Details

useage	Industrial use
deliveryInfo
appearance	liquid
Molecular Weight	135.21
aliasen
supplyCapacity	50000MT/Month
harbor	Qingdao,China
minorder	1KG
Appearance	Clear, colorless to pale yellow liquid

Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and sales of fine chemicals. Headquartered in Jinan, Shandong, China, we are committed to delivering high-quality products to our global partners. Currently, over 90% of our products are exported to developed markets, including North America, Europe, Japan, South Korea, and the Middle East.

Basic Information

Product Name: 4-tert-Butylpyridine

Alias: 4-(1,1-Dimethylethyl)pyridine; p-tert-Butylpyridine; TBP; 4-tert-Butylpyridin; MFCD00006424; PubChem: 11989; BRN: 1071234; Merck Index: 14, 1548; Reaxys Registry Number: 1071234; EC Number: 223-614-3

CAS No.: 3978-81-2

EINECS No.: 223-614-3

Molecular Formula: C?H??N

Molecular Weight: 135.21 g/mol

Classification: Organic compound, pyridine derivative, alkylpyridine, fine chemical, pharmaceutical intermediate, organic synthetic intermediate, research reagent, electronic chemical

Physical & Chemical Properties

Appearance: Clear, colorless to pale yellow liquid, with a characteristic pyridine-like odor; stable under normal conditions, combustible (Storage Class 3); irritant (GHS 07), causes skin irritation (Skin Irrit. 2) and serious eye irritation (Eye Irrit. 2); TSCA listed; WGK Germany: 2; Hazard Note: Irritant, Flammable; Hazard Statements: H226, H315, H319; Safety Statements: S26, S36, S37/39.

Density: 0.912-0.916 g/mL (25℃, lit.); LogP: 2.42 (25℃); PSA: 12.89; pKa: 6.02 (25℃); Refractive Index: 1.4880-1.4900 (n20/D, lit.); RTECS No.: UY9350000; InChIKey: VUYXJZUGSLXZNO-UHFFFAOYSA-N.

Melting Point: -70℃ (lit.), exists as liquid at room temperature, solidifies at low temperature.

Boiling Point: 196-198℃ (lit., atmospheric pressure); 80-82℃ at 15 mmHg (reduced pressure, lit.); stable at boiling point, no obvious decomposition.

Solubility: Insoluble in water; soluble in ethanol, ether, acetone, chloroform, benzene and other organic solvents; miscible with most organic solvents commonly used in synthesis.

Flash Point: 68℃ (lit.); Vapor Pressure: 0.35 mmHg at 25℃; viscosity: 1.0-1.2 mPa·s at 25℃; stable when stored properly, avoid contact with strong oxidizing agents and acids.

Purity: ≥97.0% (industrial grade); ≥99.0% (analytical grade, GC); ≥99.5% (high-purity grade); low impurity content, conforming to synthetic and research standards.

Storage Condition: Sealed, stored in a cool and well-ventilated place (20-25℃), away from light and heat; keep away from fire and heat sources; avoid contact with strong oxidizing agents and acids; stored in airtight containers; shelf life 2 years when stored properly; handle with appropriate protective equipment to avoid skin and eye contact.

Main Uses

Organic Synthesis: Important organic synthetic intermediate, widely used in the synthesis of pyridine derivatives, pharmaceuticals, agrochemicals and fine chemicals; used as a ligand in metal-catalyzed reactions, promoting the progress of coupling reactions and other synthetic reactions.
Pharmaceutical Field: Used as a pharmaceutical intermediate for the synthesis of antihistamines, anti-inflammatory drugs and other pharmaceutical products; also used in the research and development of new drugs, serving as a key building block for drug molecular modification.
Electronic Chemicals: Used in the preparation of electrolyte additives for lithium-ion batteries, improving the cycle performance and stability of batteries; also used in the production of electronic materials and photoelectric functional materials.
Other Fields: Used as a research reagent in organic chemistry and material science research; used as a solvent and catalyst auxiliary in certain organic reactions; also used in the synthesis of dyes, fragrances and other fine chemicals.

Specification Table

Item	Specification	Unit	Remarks
Product Name	4-tert-Butylpyridine	—	Alias: 4-(1,1-Dimethylethyl)pyridine, TBP
CAS Number	3978-81-2	—	TSCA listed; WGK 2; Irritant, Flammable; GHS 07
Appearance	Clear, colorless to pale yellow liquid	—	Characteristic pyridine-like odor; stable under normal conditions
Molecular Formula	C?H??N	—	Pyridine derivative; linear formula: C(CH?)?C?H?N
Molecular Weight	135.21	g/mol
Melting Point	-70	℃	lit.; liquid at room temperature, solidifies at low temperature
Purity	≥99.0	%	Analytical grade; GC; industrial grade ≥97.0%