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1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate)

Tetrafluoroborate Reaction Main Usage
1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate)
1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) structure
Chemical Name:
1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate)
rate(1-)];Selectfluor;diboranuide;f-teda-bf_4;Selectfluoro;SELECTFLUOR I;Selectfluor®FTB Selectfluor;SELECTFLUOR(TM);tetrafluoroboron
Molecular Formula:
Formula Weight:
MOL File:

1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) Properties

Melting point:
260 °C(lit.)
storage temp. 
Water Solubility 
Moisture Sensitive
CAS DataBase Reference
140681-55-6(CAS DataBase Reference)
EPA Substance Registry System
1,4-Diazoniabicyclo[ 2.2.2]octane, 1-(chloromethyl)-4-fluoro-, bis[tetrafluoroborate(1-)] (140681-55-6)
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn,O,F,Xi
Risk Statements  22-36/37/38-41-52/53-43
Safety Statements  26-36/37/39-61-21
RIDADR  UN 3088 4.2/PG 2
WGK Germany  2
Hazard Note  Oxidising Agent
HazardClass  8
PackingGroup  II
HS Code  29335990
Toxicity LD50 in male rats: 640 mg/kg orally; >2 g/kg dermally (Banks, 1998)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H251 Self-heating; may catch fire Self-heating substances and mixtures Category 1 Danger
H252 Self-heating in large quantities; may catch fire Self-heating substances and mixtures Category 2 Warning P235+P410, P280, P407, P413, P420
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H313 May be harmful in contact with skin Acute toxicity,dermal Category 5 P312
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
H402 Harmful to aquatic life Hazardous to the aquatic environment, acute hazard Category 3
H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P272 Contaminated work clothing should not be allowed out of the workplace.
P273 Avoid release to the environment.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P235+P410 Keep cool. Protect from sunlight.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P407 Maintain air gap between stacks/pallets.
P420 Store away from other materials.
P501 Dispose of contents/container to..…

1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 439479 Selectfluor? fluorinating reagent >95% in F+ active 140681-55-6 5g $30.7 2018-11-13 Buy
Sigma-Aldrich 439479 Selectfluor? fluorinating reagent >95% in F+ active 140681-55-6 25g $108 2018-11-13 Buy
TCI Chemical F0358 N-Fluoro-N'-(chloromethyl)triethylenediamine Bis(tetrafluoroborate) >95.0%(T) 140681-55-6 5g $29 2018-11-22 Buy
TCI Chemical F0358 N-Fluoro-N'-(chloromethyl)triethylenediamine Bis(tetrafluoroborate) >95.0%(T) 140681-55-6 25g $87 2018-11-22 Buy
Alfa Aesar L17003 1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate), 98+% 140681-55-6 25g $138 2018-11-13 Buy

1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) Chemical Properties,Uses,Production


1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate), with the formula C7H14B2ClF9N2, is a selective fluorine reagent which is white crystal at room temperature. It is mainly used asfluorinating agent to make single fluoridation with electronic double bond, silyl enol ether and enol lithium salt and so on. It can be used in the preparation of fluorinated steroid drugs, etc.


1. It is one of the most efficient and popular reagents for electrophilic fluorination. The product is also useful as a reagent, or catalyst, for oxidative transformations, coupling reactions and halogenations.
2. Useful for the direct electrophilic fluorination of ketones, ketals and enamides.
3. Ritter-type C-H amination of unactivated sp3.

Main Usage

It is mainly used as fluorinating agent to make single fluoridation with electronic double bond, silyl enol ether and enol lithium salt and so on. It can be used in the preparation of fluorinated steroid drugs, etc.

Chemical Properties

White powder


A highly effective and versatile source of electrophilic fluorine.


Mild, versatile fluorinating reagent used in pharmaceutical and agricultural applications.

1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) Preparation Products And Raw materials

Raw materials

Preparation Products

1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) Suppliers

Global( 232)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Capot Chemical Co.,Ltd.
+86 (0)571-855 867 18
+86 (0)571-858 647 95 China 19954 60
Henan DaKen Chemical CO.,LTD.
+86-371-55531817 CHINA 22043 58
Henan Tianfu Chemical Co.,Ltd.
0371-55170693 CHINA 20786 55
Mainchem Co., Ltd.
+86-0592-6210733 CHINA 32651 55
Hangzhou FandaChem Co.,Ltd.
0086 158 5814 5714 (Mobile; WhatsApp; Telegram)
+86-571-56059825 CHINA 2444 55
+86-571-8723 8903
+86-571-87063838 CHINA 669 58
Tianjin Huiren Chemtech Co., Ltd
86-22-23707858 CHINA 112 58
Chemwill Asia Co.,Ltd.
86-21-51861608;;; CHINA 24118 58
Kono Chem Co., Ltd
+86-132 8924 6953 CHINA 2164 58
career henan chemical co
+86-371-86658258 CHINA 19997 58

View Lastest Price from 1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2018-07-23 1-chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane Bis(tetrafluoroborate)
US $80.00 / KG 25KG 98% 1T career henan chemical co

140681-55-6(1-Chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate))Related Search:

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