Boron Trifluoride-Acetic Acid Complex CAS 373-61-5 BF3 35.2~37.0% (Titration)

Short Description:

Chemical Name: Boron Trifluoride-Acetic Acid Complex

CAS: 373-61-5

Assay (BF3): 35.2~37.0% (Assay by Titration) 

Appearance: Colorless to Light Yellow Liquid 

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401


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373-61-5 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of Boron Trifluoride-Acetic Acid Complex (CAS: 373-61-5) with high quality. Ruifu Chemical can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase, Please contact:

373-61-5 - Chemical Properties:

Chemical Name Boron Trifluoride-Acetic Acid Complex 
Synonyms Acetic Acid-Boron Trifluoride Complex
Stock Status In Stock, Commercial Production  
CAS Number 373-61-5
Molecular Formula BF3•2CH3CO2H  
Molecular Weight 187.91  
Melting Point -47℃ 
Boiling Point 140.0~148.0℃
Flash Point 83℃(181°F)  
Density 1.353 g/mL at 25℃(lit.) 
Refractive Index n20/D 1.368(lit.)
Sensitive Moisture Sensitive  
Water Solubility  Reacts with Water
Stability Stable, but moisture sensitive. Incompatible with water, moist air, metals, strong oxidizing agents. Store under dry atmosphere.
COA & MSDS Available
Origin Shanghai, China
Brand Ruifu Chemical

373-61-5 - Specifications:

Items Specifications  Results
Appearance Colorless to Light Yellow Liquid
Light Yellow Liquid     
Assay (BF3) 35.2~37.0% (Assay by Titration)  35.68%
Density (20℃) 1.340~1.360 1.355
Water by Karl Fischer  <0.50% 0.19% 
Free Acid (as CH3COOH)  63.0~67.0%  Complies 
Infrared Spectrum Consistent with Structure Complies 
Conclusion The product has been tested and complies with the given specifications


Package: Fluorinated Bottle, 25kg/Drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed and store in a cool, dry and well-ventilated warehouse away from incompatible substances. Store under inert gas. Stable, but moisture sensitive. Incompatible with water, moist air, metals, strong oxidizing agents. Store under dry atmosphere.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery. 


Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock    

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system


How to Purchase? Please contact Dr. Alvin Huang: or 

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality AssuranceStrict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

SamplesMost products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

TransportationBy Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

Payment TermsProforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc. 

373-61-5 - Risk and Safety:

Hazard Symbols C - Corrosive
Risk Codes
R22 - Harmful if swallowed
R34 - Causes burns
R35 - Causes severe burns
Safety Description
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S25 - Avoid contact with eyes.
UN IDs UN 1742 8/PG 2
WGK Germany 3
RTECS ED2280000
HS Code 2942000000
Hazard Class 8
Packing Group II

373-61-5 - Application:

Boron Trifluoride-Acetic Acid Complex (CAS: 373-61-5) is used as a catalyst for the synthesis of fluoro ethers and thioamides. It is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff. It is also used as a desilylating agent. It is also been used in the protodesilylation of the phenyl group as part of the conversion of the dimethylphenylsilyl group into a hydroxyl group with retention of configuration.

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