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Home > Chemical Reagents > Organic Reagents > Tetrakis(hydroxymethyl)phosphonium sulfate for Sale > 4-Bromo-2-chloro-6-fluorobenzoic acid High Purity Organic Intermediate CAS 55566-30-8 Research Grade Reagent for Pharmaceutical and Agrochemical Synth
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4-Bromo-2-chloro-6-fluorobenzoic acid High Purity Organic Intermediate CAS 55566-30-8 Research Grade Reagent for Pharmaceutical and Agrochemical Synth

TDS 6 Inquiries

Unit Price:

$40-45/KG FOB

Get Latest Price
CAS No.:

55566-30-8

Grade:

Reagent Grade

Content:

99%

Port:

qingdao

Brand:

//

Packaging:

1g/vial, 5g/vial, 25g/vial, 100g/vial

Price valid (until):

2026-10-05

Company Type:
Trader
Location:
China
Qualification:
Main Products:

Medetomidine,Medetomidine hydrochloride,D-Lysergic Acid Methyl Ester,SR17018,Fluralaner,GS-441524

  • Product Description

  • Seller Information

  • Inquiry History

  • Description

    —— Product Specifications ——

    Shop 4-Bromo-2-chloro-6-fluorobenzoic acid High Purity Organic Intermediate CAS 55566-30-8 Research Grade Reagent for Pharmaceutical and Agrochemical Synth-Detailed Image 1

    —— Product Detail ——





    Product Overview

    4-Bromo-2-chloro-6-fluorobenzoic acid is a trihalogenated organic compound with the molecular formula C₇H₃BrClFO₂ and molecular weight of 253.45 g/mol. This white to off-white crystalline solid is a highly functionalized building block in pharmaceutical and agrochemical research. The compound features a bromine atom, a chlorine atom, and a fluorine atom on the aromatic ring, providing multiple sites for selective functionalization.

    Synthetic Process

    • Halogenation: Appropriate benzoic acid precursors undergo sequential halogenation to introduce the bromine, chlorine, and fluorine substituents

    • Purification: The crude product is purified by recrystallization from suitable solvents

    • Drying: The purified product is dried under vacuum to yield the final crystalline compound

    Research Applications

    • Pharmaceutical intermediate

    • Agrochemical synthesis

    • Cross-coupling reactions

    • Halogenated building block

    Quality Specifications

    • Purity: ≥98.0% (HPLC)

    • Melting point: 130-133°C

    • Storage: 2-8°C, sealed, protected from light

    — C ompany Profile ——


     ,

    Shop Amberlite IR-120 Cation Exchange Resin Sodium Form CAS 9002-23-7 High Purity Strong Acid Cation Exchange Resin for Water Softening, Demineralization,-Detailed Image 2

    Jinan Topfull Chemical Co., Ltd. is an international company rooted in China, specializing in the export of chemical products.

    Our company is committed to making every effort to provide ideal chemical products to potential customers worldwide, including but not limited to: organic/inorganic reagents, biological reagents, plant extracts, pharmaceutical intermediates, active pharmaceutical ingredients (APIs), reference standards, reference substances, peptides, and more. Meanwhile, we have established long-term and stable cooperative relationships with university laboratories and off-campus research institutions, enabling us to offer tailored product services based on customers' actual needs.

    We currently support customized services for most product categories, with supply quantities ranging from milligram (mg), gram (g) to kilogram (kg) levels, as well as wholesale. Product purity covers the full spectrum from 90% to 99.9%, providing customers with one-stop convenient services.

    To date, our products have been exported to developed countries such as the United States, Australia, Canada, Mexico, as well as EU member states including France, Germany, and many other countries and regions such as Nigeria, Ghana, Southeast Asia, and other parts of Asia. Our product quality and services have consistently received high praise.

    Looking ahead, our company will continue to serve as a bridge connecting China and the world, delivering high-quality products and services to global customers.

     

    Shop Amberlite IR-120 Cation Exchange Resin Sodium Form CAS 9002-23-7 High Purity Strong Acid Cation Exchange Resin for Water Softening, Demineralization,-Detailed Image 3

    Shop Amberlite IR-120 Cation Exchange Resin Sodium Form CAS 9002-23-7 High Purity Strong Acid Cation Exchange Resin for Water Softening, Demineralization,-Detailed Image 4 

    —— Q&A ——

    Q1: How to confirm the product quality before placing orders?
    A: By sending you available samples. Or if you have special requirements for the goods, we can prepare samples according to your requirements for confirmation.

    Q2: Can you supply free samples?
    A: Yes, we can provide a free sample, but the shipping cost will be paid by the customers. You can either pay the shipping cost or arrange a courier to collect the samples.

    Q3: How do you treat quality complaints?
    A: All our products are strictly tested by our QC and confirmed by QA; unqualified material will not be released to customers. If any quality problem is confirmed to be caused by us, we will replace the goods or refund your payment immediately.

    Q4: What is your MOQ? Is there a discount?
    A: For highvalue products, our MOQ starts from 1g and generally starts from 10g. For other lowprice products, our MOQ starts from 100g and 1kg.
    Q: Is there a discount?
    A: Yes, for larger quantities, we always support with better prices.

    Q5: How to start orders or make payments?
    A: You can send us your Purchase Order (if your company has one), or just send a simple confirmation by email or via Trade Manager. We will then send you a Proforma Invoice with our bank details for your confirmation, and you can make payment accordingly. If you have other preferred payment methods, we are open to discussion and negotiation.



    ECHEMI Editorial Reference
    Tetrakis(hydroxymethyl)phosphonium sulfate is a clear colorless viscous liquid. (NTP, 1992)|DryPowder; Liquid
    Tetrakis(hydroxymethyl)phosphonium sulfate is a clear colorless viscous liquid. (NTP, 1992)

    Certificates
    • 4-Bromo-2-chloro-6-fluorobenzoic acid High Purity Organic Intermediate CAS 55566-30-8 Research Grade Reagent for Pharmaceutical and Agrochemical Synth Certificates 1 TDS

    Basic Info
    Product Name:

    Tetrakis(hydroxymethyl)phosphonium sulfate

    Other Name:

    Phosphonium,tetrakis(hydroxymethyl)-,sulfate (2:1);Phosphonium,tetrakis(hydroxymethyl)-,sulfate (2:1) (salt);Tetrakis(hydroxymethyl)phosphonium sulfate;Pyroset TKO;THPS;Octakis(hydroxymethyl)diphosphonium sulfate;THPS 75;Bis[tetrakis(hydroxymethyl)phosphonium] sulfate;Retardol S;Proban NX;Tolcide PS;Tolcide PS 75;Tolcide PS 200;Tolcide;Magnacide 575;Bis[tetra(hydroxymethyl)phosphonium] sulfate;Aqucar THPS 75;Pyroset TKOW;Tolcide 20A;Tolcide 70A;Eccoshield FR 101;Bricorr 75;Odycide B 320;58591-11-0;65257-04-7;1497435-72-9

    CAS No.:

    55566-30-8

    Molecular Formula:

    C4H12O4P.1/2O4S

    InChIKeys:

    InChIKey=HFDZMBPIARIWLN-UHFFFAOYSA-L

    Molecular Weight:

    252.18000

    Exact Mass:

    252.00700

    EC Number:

    259-709-0

    UNII:

    5I8RSL9E6S

    DSSTox ID:

    DTXSID0021331

    Color/Form:

    Crystalline solid

    HScode:

    2931900090

    Categories:

    Organic Reagents

    Characteristics
    PSA:

    180.32000

    XLogP3:

    -1.11140

    Appearance:

    Tetrakis(hydroxymethyl)phosphonium sulfate is a clear colorless viscous liquid. (NTP, 1992)

    Density:

    1.41 g/cm3 @ Temp: 20 °C

    Melting Point:

    -35ºC

    Boiling Point:

    111ºC

    Flash Point:

    96ºC

    Water Solubility:

    In water, 1X10+6 mg/L /miscible/ at 25 deg C (est)

    Storage Conditions:

    Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition so

    Vapor Pressure:

    8.12 mm Hg at 25 deg C (est)

    Henrys Law Constant:

    Henry's Law constant = 1.7X10-23 atm-cu m/mol at 25 °C (est)

    Experimental Properties:

    When heated to decomposition it emits toxic fumes of POx and SOx.|Clear colorless viscous liquid. Formula: C8H24O12P2S. Formula Mass: 406.27; MP: -35.0 °C; BP: 111 °C; VP: 32 mm Hg; Density: 1.381 g/cu cm at 20 °C /Pyroset TKO/|Hydroxyl radical reaction rate constant = 2.73X10-11 cu cm/molecule-sec at 25 °C (est)

    Air and Water Reactions:

    Water soluble.

    Reactive Group:

    Quaternary Ammonium and Phosphonium Salts

    Reactivity Profile:

    TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE is incompatible with oxidizing materials and alkalis. (NTP, 1992)

    Hazard Identification

    Classification of the substance or mixture

    Acute toxicity - Category 4, Oral

    Skin sensitization, Sub-category 1A

    Serious eye damage, Category 1

    Acute toxicity - Category 3, Inhalation

    Reproductive toxicity, Category 2

    Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1

    Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H302 Harmful if swallowed

    H317 May cause an allergic skin reaction

    H318 Causes serious eye damage

    H331 Toxic if inhaled

    H361 Suspected of damaging fertility or the unborn child

    H400 Very toxic to aquatic life

    H411 Toxic to aquatic life with long lasting effects

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P270 Do not eat, drink or smoke when using this product.

    P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

    P272 Contaminated work clothing should not be allowed out of the workplace.

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    P271 Use only outdoors or in a well-ventilated area.

    P203 Obtain, read and follow all safety instructions before use.

    P273 Avoid release to the environment.

    Response

    P301+P317 IF SWALLOWED: Get medical help.

    P330 Rinse mouth.

    P302+P352 IF ON SKIN: Wash with plenty of water/...

    P333+P317 If skin irritation or rash occurs: Get medical help.

    P321 Specific treatment (see ... on this label).

    P362+P364 Take off contaminated clothing and wash it before reuse.

    P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    P317 Get medical help.

    P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.

    P316 Get emergency medical help immediately.

    P318 IF exposed or concerned, get medical advice.

    P391 Collect spillage.

    Storage

    P403+P233 Store in a well-ventilated place. Keep container tightly closed.

    P405 Store locked up.

    Disposal

    P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Trader

    Main Products:

    Medetomidine,Medetomidine hydrochloride,D-Lysergic Acid Methyl Ester,SR17018,Fluralaner,GS-441524

    Location:

    RONGSHENG BEIYUANDAJIE 9, LICHENG DISTRICT,JINAN, SHANDONG CHINA

    Payment Terms:

    TT against copy of documents,TT against B/L draft before shipment,100% TT in advance

    Average lead Time:

    7

    Total Annual Revenue:

    $1 million-$2.5 million

    Total Employees:

    11-50

    Year of Establishment:

    2022

    Jinan Topfull Chemical Co., Ltd. is a global chemical Industrial and focuses on advanced chemical technology. Specialized in Cosmetic materials, water treatment, fine chemicals and so on. We are looking forward to working together with the people of all circles at home and abroad to seek common development!
  • Inquiry History
    6 Inquiries
    Country Product Purchase Quantity Date Posted
    India

    Tetrakis (hydroxymethyl) Phosphonium Sulfate

    7 MT Mar 21, 2024
    Poland

    Tetrakis Hydroxymethyl Phosphonium Sulfate

    400 MT May 22, 2026
    United States

    Thps 75%

    100  May 26, 2025
    Canada

    Tetrakis(hydroxymethyl)phosphonium sulfate

    1000 L Jul 31, 2026
    India

    phosphonium sulfate

    500.00 KG Aug 21, 2025
    Egypt

    THPS 78%

    100 MT Oct 23, 2023
    Post an enquiry for this product
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