KH-570

Description

KH-570 · CAS 52004-97-4 · C10H20O5Si. UNII JV48X1M2EQ. Boiling Point: 190 °C; Boiling Point: 190 °C @760 [mm Hg]; Flash Point: 92 °C (198 °F) (closed cup).

Identification

CAS Registry Number	52004-97-4
PubChem CID	17318
Molecular formula	C10H20O5Si
IUPAC name	3-trimethoxysilylpropyl 2-methylprop-2-enoate
UNII (FDA)	JV48X1M2EQ

Computed Descriptors

Molecular Weight	248.35
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	9
Exact Mass	248.10800027
Monoisotopic Mass	248.10800027
Topological Polar Surface Area	54
Heavy Atom Count	16
Formal Charge	0
Complexity	229

Physical & Chemical Properties

Boiling Point	190 °C
Boiling Point	190 °C @760 [mm Hg]
Flash Point	92 °C (198 °F) (closed cup)
Density	1.045 at 25 °C
Density	1.045 @25 °C
Autoignition Temperature	265 °C ( 509 °F)
Formulations/Preparations	Grade: 97% min purity

Physical description & handling notes

• Dry Powder; Liquid
• Liquid; [HSDB] Colorless liquid; [MSDSonline]
• Liquid
• Boiling point = 80 °C at 1 mm Hg
• Sol in acetone, benzene, ether, methanol, and hydrocarbons.
• When heated to decomposition it emits acrid smoke and irrtating fumes.

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS TRIMETHOXYSILYLPROPYLMETHACRYLATE
GHS notification summary	83.6% (534 / 639)

GHS Hazard Classification

GHS notification summary	83.6% (534 / 639)
Reported hazard statements	H315 (15%), H319 (15%), H335 (11.6%)

Documented Uses

• Used in dental materials and adhesives and adhesives with primer systems; Used to make organosiloxane copolymers, prosthetics, and contact lenses; Also used as coupling agent (room temperature-cured polymers, resin-glass, resin-metal, and resin-resin bonds) and silylating agent for plastic surfaces; [HSDB]
• Working with Glues and Adhesives [Category: Other]
• Plastic Composites Manufacturing [Category: Industry]
• Commercial silane coupling agent with applications in unsaturated polymers
• Adhesion to dental porcelain or ceramic surface is achieved through the organofunctional silane, 3-methacryloxypropyltrimethoxysilane
• Used in dentistry as a porcelain repair system. The system uses a primer containing a 4% solution of trimethoxysilylpropyl methacrylate in methacrylate and ethanol.

Synonyms

2530-85-0; 3-(Trimethoxysilyl)propyl methacrylate; Dynasylan MEMO; Union carbide A-174; Silicone A-174; KBM 503; gamma-Methacryloxypropyltrimethoxysilane; TRIMETHOXYSILYLPROPYL METHACRYLATE; NUCA 174; KDM 503; 2-Propenoic acid, 2-methyl-, 3-(trimethoxysilyl)propyl ester; Methacryloyloxypropyltrimethoxysilane; Methacrylic acid, 3-(trimethoxysilyl)propyl ester; A 174; Q 174; Z 6030

Frequently Asked Questions

What are the CAS number and molecular formula of KH-570?

CAS 52004-97-4; molecular formula C10H20O5Si; molecular weight — g/mol.

What other names is KH-570 known by?

2530-85-0, 3-(Trimethoxysilyl)propyl methacrylate, Dynasylan MEMO, Union carbide A-174, Silicone A-174, KBM 503.

What is the regulatory status of KH-570?

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

Is KH-570 classified as hazardous?

83.6% of GHS notifications report no hazard classification (534 of 639).

What are the key physical properties of KH-570?

Boiling Point: 190 °C; Boiling Point: 190 °C @760 [mm Hg]; Flash Point: 92 °C (198 °F) (closed cup); Density: 1.045 at 25 °C.

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.