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1,3-Dimethyl-2-imidazolidinone DMI CAS 80-73-9 C5H10N2O

Name: 1,3-Dimethyl-2-imidazolidinone DMI CAS 80-73-9 C5H10N2O
Brand: Believe
SKU: pr2509041680
Price: 30 USD
Availability: OutOfStock

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CAS No.:

80-73-9

Content:

99%

Brand:

Believe

Packaging:

25kg/drum

Price valid (until):

2025-10-09

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Shandong Fantai Refined Biotechnology Co., Ltd

Company Type:

Distributor

Location:

China

Qualification:

Main Products:

(R)-3-hydroxypyrrolidine hydrochloride,(R)-Glycidyl butyrate,fine chemicals,2-dibromo-4,5-difluorobenzene,(S)-(+)-Mandelic acid

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Product Name	Grade / Content	Price	Supplier Name	Details
1.3-Dimethyl-2-imidazolidinone DMI Pharmaceutical Grade High Purity Pharmaceutical Intermediate	Pharmaceutical grade/99.8	$14-15/KG FOB	Shandong Bode Chemical	Inquiry
1,3-Dimethyl-2-imidazolidinone (DMI)	Pharmaceutical Grade/99.5		Hebei Aoge Chemical Co., Ltd.	Inquiry
1,3-Dimethyl-2-Imidazolidinone 99%	Industrial Grade/99		Hebei Kangzhuang Environmental protection technology co., Ltd.	Inquiry
1,3-Dimethyl-2-imidazolidinone Industrial Grade	Industrial Grade/99		Cangzhou Kangzhuang Chemical Co., Ltd.	Inquiry
1 ,3-Dimethyl-2-imidazolidinone	Industrial Grade/99		Xiamen AmoyChem Co., Ltd	Inquiry

Product Description
Seller Information
Inquiry History

Description

Product Detail

1. Chemical Identity

• IUPAC Name: 1,3-Dimethyl-2-imidazolidinone

• CAS Registry Number: 80-73-9

• Molecular Formula: C₅H₁₀N₂O

• Molecular Weight: 114.15 g/mol

• Common Names: DMI; 1,3-Dimethyl-2-imidazolidone.

2. Primary Function: High-Performance Solvent & Reaction Medium

DMI is a polar aprotic solvent with exceptional thermal stability, low toxicity, and broad solubility. It is widely used as:

• Versatile Solvent: Dissolves polar and nonpolar compounds, including polymers, resins, and inorganic salts.

• Reaction Medium: Facilitates high-temperature reactions (e.g., polymerizations, condensations) due to its high boiling point.

• Green Alternative: Considered environmentally friendly compared to traditional solvents like DMF (dimethylformamide).

3. Key Properties

High Boiling Point: ~225°C, enabling use in elevated-temperature processes.

Chemical Stability: Resistant to hydrolysis, acids, bases, and reducing agents.

Solubility: Miscible with water, alcohols, ketones, and most organic solvents.

Low Volatility: Reduces solvent loss during prolonged reactions.

4. Main Applications

Polymer Industry:

Solvent for polyamides, polyimides, and epoxy resins.

Reaction medium for polycondensation and polymerization.

Pharmaceuticals:

Solvent for drug synthesis and crystallization.

Penetration enhancer in topical formulations.

Agrochemicals:

Carrier for pesticides and herbicides.

Electronics:

Cleaning agent for semiconductors and electronic components.

Organic Synthesis:

Solvent for catalysts, ligands, and transition metal-mediated reactions.

Items	Specifications
CAS	80-73-9
Product	1,3-Dimethyl-2-imidazolidinone
Purity	99

Company

Shandong Believe Chemical Pte. Ltd, is a high-tech enterprise specializing in the R&D, production, and sales of pharmaceutical intermediates, fine chemicals, electronic material intermediates, and dye intermediates. Based in one of China’s key chemical industry hubs, the company leverages strong technical expertise, stringent quality control systems, and comprehensive customer service to become a trusted supplier for global partners in related sectors.

Core Business Areas
Pharmaceutical Intermediates

Supplies high-purity, advanced intermediates such as fluorobenzene, boronic acid, and heterocyclic compounds, tailored for innovative and generic drug synthesis.

Fine Chemicals

Provides customized fine chemicals for catalysts, surfactants, and specialty additives to meet precise industrial process requirements.

Electronic Material Intermediates

Offers critical high-purity intermediates (e.g., fluorine/sulfur-containing compounds) for semiconductors, LCDs, photoresists, and new energy battery materials.

Dye Intermediates

Manufactures key intermediates for high-performance, eco-friendly dyes and pigments, ensuring vibrant color and consistent quality.

Our Strengths
R&D-Driven Innovation: A dedicated team and advanced laboratory enable continuous process optimization and custom synthesis capabilities.

Stringent Quality Assurance: Full-process quality control from raw materials to finished products ensures high purity, consistency, and reliability.

Integrated Production Capacity: Modern facilities support seamless scaling from pilot to large-scale production, guaranteeing stable supply.

Customer-Centric Approach: Competitive pricing, flexible supply chain solutions, and professional technical support foster long-term partnerships.

Vision & Values
Guided by the principles of Innovation, Quality, and Responsibility, Shandong Billy Fluorine Chemical aims to deliver superior chemical products and services worldwide, positioning itself as a leader in the fine chemical industry.

Certificates

Basic Info

Product Name:

1,3-Dimethyl-2-imidazolidinone

Other Name:

2-Imidazolidinone,1,3-dimethyl-;1,3-Dimethyl-2-imidazolidinone;N,N′-Dimethylethyleneurea;N,N′-Dimethyl-2-imidazolidinone;Rhonite 1;1,3-Dimethylethyleneurea;N,N′-Dimethylimidazolidone;Karbomos TsEM;N,N′-Dimethylimidazolidinone;Dimethylimidazolidinone;1,3-Dimethyl-2-imidazolidone;DMEU;DMEU (solvent);N,N-Dimethylimidazolidinone;N,N-Dimethylethylenediamine cyclic urea;DMI;1,3-Dimethylimidazolidinone;N,N′-Dimethyl-N,N′-ethyleneurea;1,3-Dimethyl-2-imidazolidindione;95263-95-9

CAS No.:

80-73-9

Molecular Formula:

C5H10N2O

InChIKeys:

InChIKey=CYSGHNMQYZDMIA-UHFFFAOYSA-N

Molecular Weight:

114.15

Exact Mass:

114.15

BRN:

108808

EC Number:

201-304-8

UNII:

5C1YQQ9M90

DSSTox ID:

DTXSID1073153

HScode:

29332990

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

23.6

XLogP3:

-0.5

Appearance:

Clear Liquid

Density:

1.044

Melting Point:

8.2 °C

Boiling Point:

221 °C

Flash Point:

220 °F

Refractive Index:

1.480

Water Solubility:

H2O: freely soluble ;toluene: soluble (lit.)

Storage Conditions:

Store at +5°C to +30°C.

Vapor Pressure:

<1 hPa (20 °C)

Toxicity:

LD50 orally in Rabbit: 1261 mg/kg LD50 dermal Rabbit 986 mg/kg

Explosive limit:

1.3-8.4%(V)

See More 1,3-Dimethyl-2-imidazolidinone Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 4, Oral

Serious eye damage, Category 1

Reproductive toxicity, Category 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H302 Harmful if swallowed H318 Causes serious eye damage H361 Suspected of damaging fertility or the unborn child
Prevention	P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P203 Obtain, read and follow all safety instructions before use.
Response	P301+P317 IF SWALLOWED: Get medical help. P330 Rinse mouth. P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P317 Get medical help. P318 IF exposed or concerned, get medical advice.
Storage	P405 Store locked up.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More 1,3-Dimethyl-2-imidazolidinone Safety Data Sheet 

Seller Information

Business Type:
Distributor

Main Products:
(R)-3-hydroxypyrrolidine hydrochloride,(R)-Glycidyl butyrate,fine chemicals,2-dibromo-4,5-difluorobenzene,(S)-(+)-Mandelic acid

Location:
Room 2231, Zhigu Industrial Park, Building 1, North of East Planning Road, East Gaoxin 2nd Road, Weifang Comprehensive Bonded Zone, Shandong Province

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
7

Total Annual Revenue:
$1 million-$2.5 million

Total Employees:
101-200

Year of Establishment:
2020

Certifications:
SGS,ISO

Inquiry History

4 Inquiries

Country	Product	Purchase Quantity	Date Posted
United States	1, 3 Dimethyl 2-Imidazole	10 TON	Feb 2, 2024
South Korea	2-imidazolidinone, DMI	100 MT	Sep 25, 2025
South Korea	1,3-Dimethyl-2-imidazolidinone	200 KG	May 24, 2024
South Korea	DMEU	1 KG	Jun 18, 2025

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1,3-Dimethyl-2-imidazolidinone DMI CAS 80-73-9 C5H10N2O

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