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Phenyltris(butanoxime)silane

CAS 34036-80-1

Companies reported imports and no US production of this chemical to EPA for 2023.

Molecular structure of 34036-80-1
US productionZero
Import value, 2024$537M
Import volume71.4K lb
Import dependency100%
Top sourceChina 39%

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Phenyltris(butanoxime)silane · US import value by year
$1.1B2013$537M2024$470M2025

Peak 2013: $1.1B · 2024: $537M · 2025: $470M

Where It Comes From

Customs basis: HS 293190 · basket

EPA reports by year
2023
US production Zero · Imports 71.4K lb
2019
US production Zero · Imports 131.6K lb

These shares come from HS customs code 293190, which covers 378 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 39%ChinaDE 17%GermanyIT 9%ItalyIN 7%IndiaJP 7%Japan
EPA-registered importers (2)
Ab Specialty Silicones
Brb North America

Why It Matters

Sectors
ConstructionMetals & MiningPlastics & RubberPaints & Coatings
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 6 sectors as 2 functional roles.

  • •Binder in Rubber Product Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
  • •Binder in Paint and Coating Manufacturing (30%)Processing—incorporation into formulation, mixture, or reaction product
  • •Binder in Asphalt Paving, Roofing, and Coating Materials Manufacturing (20%)Processing—incorporation into formulation, mixture, or reaction product
  • •Binder in Miscellaneous Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
  • •Binder in Adhesive Manufacturing (20%)Processing—incorporation into formulation, mixture, or reaction product
  • •Binder in Synthetic Rubber Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product
  • •Adhesion/cohesion promoter in Paint and Coating Manufacturing (10%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.06/gAA BLOCKS (2 weeks)
CountryUnited States
Pack$141.00 / 2.5 kg
PurityNot recorded
Vendors2 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

1 more vendor
VendorCountry$/gPackPurity
Aaron Chemicals LLCHong Kong$0.06500 g—

Chemical Identity

CAS34036-80-1
PubChem CID54473701
DTXSIDDTXSID30865700
FormulaC18H29N3O3Si
Mol. Weight363.5 g/mol
SMILESCCC(=NO[Si](C1=CC=CC=C1)(ON=C(C)CC)ON=C(C)CC)C

Data Sources

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Brief citations

Phenyltris(butanoxime)silane (CAS 34036-80-1) https://chemicalindependence.com/chemical/34036-80-1/ EPA CompTox (DSSTox): DTXSID30865700. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID30865700 PubChem: 54473701. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/54473701 EPA Chemical Data Reporting: 34036-80-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 34036-80-1. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293190 for CAS 34036-80-1. Reporting year: 2024. https://usatrade.census.gov/