原钛酸四丁酯

Description

Tetrabutyl orthotitanate · CAS 5593-70-4 · C16H36O4Ti. UNII FJS8Q2MX9I. Boiling Point: 593 °F at 760 mmHg (USCG, 1999); Boiling Point: 312 °C; Boiling Point: 292.4 °C @760 [mm Hg].

Identification

CAS Registry Number	5593-70-4
PubChem CID	21801
Molecular formula	C16H36O4Ti
IUPAC name	tetrakis(butan-1-olate);titanium(4+)
UNII (FDA)	FJS8Q2MX9I

Computed Descriptors

Molecular Weight	340.32
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	8
Exact Mass	340.2093003
Monoisotopic Mass	340.2093003
Topological Polar Surface Area	92.2
Heavy Atom Count	21
Formal Charge	0
Complexity	13.1

Physical & Chemical Properties

Boiling Point	593 °F at 760 mmHg (USCG, 1999)
Boiling Point	312 °C
Boiling Point	292.4 °C @760 [mm Hg]
Melting Point	-67 °F (USCG, 1999)
Melting Point	-55 °C
Flash Point	170 °F (USCG, 1999)
Density	0.998 @ 25 °C (liquid)
Density	0.998 @25 °C
Vapor Density	11.7 (Air= 1)
Heat of Vaporization	79 CAL/G

Physical description & handling notes

• Tetrabutyl titanate appears as a water-white to pale-yellow liquid with an alcohol-like odor. About the same density as water. Flash point 170 °F. Contact may irritate or cause burns.
• CBI; Wet Solid; Liquid
• Colorless to pale yellow liquid with a mild odor of alcohol; [HSDB] Clear liquid with an odor of alcohol; [MSDSonline]
• COLORLESS TO LIGHT-YELLOW LIQUID
• Pale yellow, viscous liquid
• WEAK, ALCOHOL-LIKE ODOR

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
GHS notification summary	6.5% (102 / 1561)

GHS Hazard Classification

GHS notification summary	6.5% (102 / 1561)
Reported hazard statements	H226 (84.2%), H315 (90.1%), H318 (80.8%), H319 (11.7%), H335 (34%), H336 (31.7%), H227

Documented Uses

• Used in ester exchange reactions, heat-resistant paints, medical/dental bonding compositions, and anhydrous hair set compositions; Also used as an adhesion promoter (paints, rubber, and plastics-metal), curing agent (alkyl, epoxy, and silicon resins), catalyst, and glass coating; [HSDB]
• Painting (Pigments, Binders, and Biocides) [Category: Paint]
• Plastic Composites Manufacturing [Category: Industry]
• Dressing Hair [Category: Other]
• Glass Manufacturing [Category: Industry]
• Ester exchange reactions; heat-resistant paints (up to 500 °C); improving adhesion of paints, rubber, and plastics to metal surfaces; cross linking agent; condensation catalyst

Synonyms

5593-70-4; Titanium tetrabutoxide; Butyl titanate; TETRABUTYL TITANATE; Titanium Butoxide; Tetrabutyltitanate; Titanium butylate; Tetrabutyl orthotitanate; Orgatics TA 25; B 1 (titanate); Butyl titanate(IV); Butyl titanate monomer; Tyzor BP; Butyl orthotitanate; Tyzor TBT; Tetrabutoxy titanium

Frequently Asked Questions

What are the CAS number and molecular formula of Tetrabutyl orthotitanate?

CAS 5593-70-4; molecular formula C16H36O4Ti; molecular weight — g/mol.

What other names is Tetrabutyl orthotitanate known by?

5593-70-4, Titanium tetrabutoxide, Butyl titanate, TETRABUTYL TITANATE, Titanium Butoxide, Tetrabutyltitanate.

What is the regulatory status of Tetrabutyl orthotitanate?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is Tetrabutyl orthotitanate classified as hazardous?

6.5% of GHS notifications report no hazard classification (102 of 1561).

What are the key physical properties of Tetrabutyl orthotitanate?

Boiling Point: 593 °F at 760 mmHg (USCG, 1999); Boiling Point: 312 °C; Boiling Point: 292.4 °C @760 [mm Hg]; Melting Point: -67 °F (USCG, 1999).

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.