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Trimethylol Propane CAS NO.77-99-6

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CAS No.:

77-99-6

Grade:

Industrial Grade

Content:

99%

Port:

any port in China

Packaging:

25kg

Price valid (until):

2023-03-10

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NANTONG REFORM PETRO-CHEMICAL CO.,LTD

Company Type:

Manufactory

Location:

China

Qualification:

Main Products:

Flavors & Fragrances,Catalyst & Auxiliary,Intermediates,Dyes & Pigments,Inorganic Chemistry,petro chemicals

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Product Description
Seller Information
Inquiry History

Description

Basic Information
Product Name	Trimethylol Propane
Multiple names	1,1,1-Tris(Hydroxymethyl)Propane,Dist.; Trimethanolpropane; 1,3-Propanediol,2-Ethyl-2-(Hydroxymethyl)-; Trimethylol;Achemicalbookbbreviation; Propylidynetrimethanol; Trimethylolpropane,Carbamatewithtolylenediisocyanatesolution; Trimethyloypropane
CAS No.	77-99-6
EC No.	201-074-9
MF No.	C6H14O3
MW No.	134.1736

Product Usage

It is widely used in the production of polyester and polyurethane foam plastics, as well as in the thermal stability of alkyd coatings, textile auxiliaries and PVC resin, which can improve the firmness, weather resistance and sealing of the resin.

Specification
Assay Item	Standard
Form	Flakes
Color	White
Acidity Coefficient (pKa)	14.01±0.10
Melting Point	56-58 °C
Refractive Index	1.4850
PH	6.5

Basic Info

Product Name:

Trimethylolpropane

Other Name:

1,3-Propanediol,2-ethyl-2-(hydroxymethyl)-;2-Ethyl-2-(hydroxymethyl)-1,3-propanediol;Ethyltrimethylolmethane;Propane,1,1,1-tris(hydroxymethyl)-;TMP;1,1,1-Trimethylolpropane;1,1,1-Tris(hydroxymethyl)propane;2-Ethyl-2-(hydroxymethyl)propanediol;Ettriol;Trimethylolpropane;Tris(hydroxymethyl)propane;2,2-Bis(hydroxymethyl)-1-butanol;Ethriol;TMP (alcohol);1,1,1-Tri(hydroxymethyl)propane;RC Crosslinker TR;NSC 3576;Addolink TR;2-(Hydroxymethyl)-2-ethyl-1,3-propanediol;T 0480;2-Ethyl-2-hydroxymethyl-1,3-propandiol;9U02;30774-18-6;51811-73-5;53632-31-8;59218-55-2;65581-89-7;69896-09-9;77974-02-8;97649-49-5;101164-61-8;102984-18-9;110368-52-0;853320-12-4;2182590-63-0;2410621-75-7

CAS No.:

77-99-6

Molecular Formula:

C6H14O3

InChIKeys:

InChIKey=ZJCCRDAZUWHFQH-UHFFFAOYSA-N

Molecular Weight:

134.174

Exact Mass:

134.17

EC Number:

201-074-9

UNII:

090GDF4HBD

ICSC Number:

0366

NSC Number:

3576

DSSTox ID:

DTXSID2026448

Color/Form:

WHITE POWDER OR PLATES|COLORLESS CRYSTALS

HScode:

2905410000

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

60.69

XLogP3:

-0.8

Appearance:

Crystalline tablets

Density:

1.176

Melting Point:

58 °C

Boiling Point:

160 °C @ Press: 5 Torr

Flash Point:

172 °C

Refractive Index:

1.484

Water Solubility:

Solubility in water at 20°C: miscible

Storage Conditions:

Treasury ventilation low temperature drying

Vapor Pressure:

<1 mm Hg ( 20 °C)

Vapor Density:

4.8 (vs air)

Toxicity:

LD50 orally in Rabbit: > 2500 mg/kg

Explosive limit:

vol% in air: 2.01.8

Experimental Properties:

HYGROSCOPIC

Autoignition Temperature:

~375 °C

See More Trimethylolpropane Properties 

Hazard Identification

Classification of the substance or mixture

Reproductive toxicity, Category 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Warning
Hazard statement(s)	none
Prevention	P203 Obtain, read and follow all safety instructions before use. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	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

NO open flames. Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust. 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

Separated from strong oxidants. Dry. Well closed.

See More Trimethylolpropane Safety Data Sheet 

Seller Information

Business Type:
Manufactory

Main Products:
Flavors & Fragrances,Catalyst & Auxiliary,Intermediates,Dyes & Pigments,Inorganic Chemistry,petro chemicals

Location:
17th Yuanlin Road ,Chongchuan area ,Nantong city ,Jiangsu province ,China

Payment Terms:
L/C,100% TT in advance

Average lead Time:
2

Total Annual Revenue:
Above $100 million

Total Employees:
201-300

Year of Establishment:
2008

Certifications:
GB/T19001-2016 / Iso9001:2015

Established in 2008, running 14 years in Chemicals,
with over one hundred staff ,selling thousand items, over RMB 1billion turnover annually.
Regist ISO9001(No:31622Q10628ROM)
Especially in the research, development and production of : Chemical raw materials,fine chemicals,pharmaceutical intermediates,Agrochemicals,food additives,Electronic chemicals,Environmental protection and water treatment...etc.
We specialize in these field with the strength of good quality, pretty competitive price,and good service.

Inquiry History

7 Inquiries

Country	Product	Purchase Quantity	Date Posted
Indonesia	Hot Sale Trimethylolpropane/Tmp CAS 77-99-6	50 MT	Jun 19, 2023
Slovenia	Trimethylolpropane	1 MT	Sep 12, 2023
Pakistan	Trimethylpropane	50 KG	Mar 16, 2026
Pakistan	trimethylolpropane	50 KG	Feb 27, 2026
India	Tri Methylol Propane	300 MT	Jun 30, 2025
Greece	Trimethylolpropane	1 20' Fcl	Apr 17, 2026
India	Trimethylol Propane	1 KG	Jul 3, 2025

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