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Postion:Product Catalog >Chemical Reagents>Organic reagents>Bicyclic compound>Trimethyl borate
Trimethyl borate
  • Trimethyl borate

Trimethyl borate NEW

Price $100 $1
Package 1KG 1000KG
Min. Order: 1KG
Update Time: 2025-09-25

Product Details

Product Name: Trimethyl borate CAS No.: 121-43-7
Min. Order: 1KG Purity: 99%
Supply Ability: g-kg-tons, free sample is available Release date: 2025/09/25
Lead time: In stock Packaging: bottle/ drum/ bucket/ IBC, as request.
Delivery: By sea, by air, by express Origin: Manufacturer

1. Product information

Product Name:Trimethyl borate
Synonyms:METHYL BORATE;METHYL BORATE-11B;BORON TRIMETHOXIDE;BORIC ACID TRIMETHYL ESTER;BORON METHOXIDE;TRIMETHOXYBORANE;TRIMETHYL BORATE;B(OCH3)3
CAS:121-43-7
MF:C3H9BO3
MW:103.91
EINECS:204-468-9
Mol File:121-43-7.mol
Article illustration

Trimethyl borate Chemical Properties
Melting point -34 °C (lit.)
Boiling point 68-69 °C (lit.)
density 0.932 g/mL at 20 °C (lit.)
vapor density 3.59 (vs air)
refractive index n20/D 1.358(lit.)
Fp 8 °F
storage temp. Store at <= 20°C.
solubility Miscible with tetrahydrofuran, ether, isoporpylamine, hexane and methanol.
form Liquid
color Colorless
Specific Gravity0.915
Water Solubility reacts
Sensitive Moisture Sensitive
Hydrolytic Sensitivity7: reacts slowly with moisture/water
Merck 14,9712
BRN 1697939
Dielectric constant8.2(20℃)
Stability:Stable. Incompatible with oxidizing agents. Decomposes slowly in the presence of moisture, rapidly in water. Flammable.


2. Packaging

For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.

For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product. 

                     Or smaller package 1kg/bottle, 10kgs/bottle as request. 


Article illustrationArticle illustration


3. Shipping

Article illustration


4. Contact information

For more details, pls contact us freely.

Email address : elin@fdachem.com

Mob: 86 13613820652 

WhatsApp/Skype/Wechat/LINE: 86 13613820652

Article illustration


Company Profile Introduction

Henan Fengda Chemical Co., Ltd. a research customization and supplier specializing in PPb grade ultra-high purity electronic chemicals, deeply rooted in the semiconductor and new display fields, committed to providing the most core and purest chemical components for photoresist and high-end display materials. We provide key monomers for KrF/ArF photoresist, photoacid generators (PAGs), photoacids, and etching solution raw materials, providing cornerstone materials for advanced process photoresist formulations; We take ICP-MS full spectrum metal impurity analysis as the quality cornerstone and provide ICP-MS metal impurity COA reports to meet the strict industry requirements for PPb grade electronic chemical materials. The COA report contains important data such as NA, Mg, K, Ca, Al, Cr, Fe, Ni, Cu, Zn, Pb, Ag, etc. To provide customers with pure and reliable source assurance for cutting-edge research and stable production.

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