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Description

Triethanolamine · CAS 102-71-6 · C6H15NO3. UNII 9O3K93S3TK. Boiling Point: 335.4; Boiling Point: 350 °C; Boiling Point: BP: 335.4 °C.

Identification

CAS Registry Number	102-71-6
PubChem CID	7618
Molecular formula	C6H15NO3
IUPAC name	2-[bis(2-hydroxyethyl)amino]ethanol
UNII (FDA)	9O3K93S3TK

Computed Descriptors

Molecular Weight	149.19
XLogP3	-1
Hydrogen Bond Donor Count	3
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	6
Exact Mass	149.10519334
Monoisotopic Mass	149.10519334
Topological Polar Surface Area	63.9
Heavy Atom Count	10
Formal Charge	0

Physical & Chemical Properties

Boiling Point	335.4
Boiling Point	350 °C
Boiling Point	BP: 335.4 °C
Boiling Point	335.40 °C. @ 760.00 mm Hg
Boiling Point	335.4 °C
Boiling Point	335.4 °C @760 [mm Hg]
Melting Point	70.9 °F (NTP, 1992)
Melting Point	21.6
Melting Point	21.5 °C
Melting Point	20.5 °C

Physical description & handling notes

• Triethanolamine is an oily liquid with a mild ammonia odor. Denser than water. Freezing point is 71 °F. (USCG, 1999)
• CBI; Liquid; Other Solid; Liquid
• Highly hygroscopic, viscous liquid with a mild ammoniacal odor; Becomes brown on air and light exposure; mp = 21.57 deg C; [Merck Index] Light yellow viscous liquid; Hygroscopic; [Fisher Scientific MSDS]
• Solid
• COLOURLESS VISCOUS HYGROSCOPIC LIQUID OR CRYSTALS WITH CHARACTERISTIC ODOUR.
• Oily liquid with a mild ammonia odor.

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: MALTING OR FERMENTING AID FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CIR / INCI: Cosmetics ingredient -> Antioxidant; Base; Buffering/pH Adjusting; Conditioning/Emollient; Emulsifier; Other ( CIR / INCI: Cosmetic ingredients (Triethanolamine) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Personal care product
GHS notification summary	80.1% (4848 / 6052)

GHS Hazard Classification

GHS notification summary	80.1% (4848 / 6052)
Reported hazard statements	H319 (18.5%), H315, H317, H335

Documented Uses

• CIR ingredient: Triethanolamine
• Acid and Alkali Cleaning of Metals [Category: Clean]
• Metal Machining [Category: Heat or Machine]
• Petroleum Production and Refining [Category: Industry]
• Pulp and Paper Processing [Category: Industry]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]

Synonyms

TRIETHANOLAMINE; Trolamine; 102-71-6; 2,2',2''-Nitrilotriethanol; Sterolamide; Daltogen; Tris(2-hydroxyethyl)amine; Nitrilotriethanol; Triethylolamine; Trihydroxytriethylamine; Thiofaco T-35; Sting-Kill; Triethanolamin; Tri(hydroxyethyl)amine; Teoa; Tris(beta-hydroxyethyl)amine

Frequently Asked Questions

What are the CAS number and molecular formula of Triethanolamine?

CAS 102-71-6; molecular formula C6H15NO3; molecular weight — g/mol.

What other names is Triethanolamine known by?

TRIETHANOLAMINE, Trolamine, 102-71-6, 2,2',2''-Nitrilotriethanol, Sterolamide, Daltogen.

What is the regulatory status of Triethanolamine?

Documented regulatory listings: FDA Substance added to food: MALTING OR FERMENTING AID; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; CIR / INCI: Cosmetics ingredient -> Antioxidant; Base; Buffering/pH Adjusting; Conditioning/Emollient; Emulsifier; Other (.

Is Triethanolamine classified as hazardous?

80.1% of GHS notifications report no hazard classification (4848 of 6052).

What are the key physical properties of Triethanolamine?

Boiling Point: 335.4; Boiling Point: 350 °C; Boiling Point: BP: 335.4 °C; Boiling Point: 335.40 °C. @ 760.00 mm Hg.

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.