Methyltriphenylphosphonium Bromide CAS 1779-49-3 Purity >99.0% (HPLC)
Ruifu Chemical is the leading manufacturer of Methyltriphenylphosphonium Bromide (MTPPB) (CAS: 1779-49-3) with high quality. Ruifu Chemical can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase Methyltriphenylphosphonium Bromide, Please contact: alvin@ruifuchem.com
| Chemical Name | Methyltriphenylphosphonium Bromide |
| Synonyms | Methyl(triphenyl)phosphonium Bromide; MTPPB; Triphenylmethylphosphonium Bromide; Triphenylphosphonium Methobromide; Triphenylphosphonium Methylbromide |
| Stock Status | In Stock, Commercial Production |
| CAS Number | 1779-49-3 |
| Molecular Formula | C19H18BrP |
| Molecular Weight | 357.23 g/mol |
| Melting Point | 230.0~234.0℃(lit.) |
| Store Under Inert Gas | Store Under Inert Gas, Room Temperature |
| Sensitive | Hygroscopic |
| Solubility | Soluble in Methanol, Almost Transparency |
| COA & MSDS | Available |
| Place of Origin | Shanghai, China |
| Product Categories | Wittig Reagents |
| Brand | Ruifu Chemical |
| Items | Specifications | Results |
| Appearance | White to Almost White Powder | Complies |
| Melting Point | 230.0~234.0℃ | 232.1℃ |
| Water by Karl Fischer | <0.50% | 0.15% |
| Purity / Analysis Method | >99.0% (HPLC) | 99.27% |
| 1H NMR Spectrum | Consistent with Structure | Complies |
| Conclusion | The product has been tested and complies with the given specifications | |
Package: Fluorinated Bottle, Aluminium foil bag, 25kg/Cardboard 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. Keep away from sunshine; avoid fire and heat sources; avoid moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery.
How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
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 Assurance? Strict 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.
Samples? Most products provide free samples for quality evaluation, shipping cost should be paid by customers.
Factory Audit? Factory audit welcome. Please make an appointment in advance.
MOQ? No MOQ. Small order is acceptable.
Delivery Time? If within stock, three days delivery guaranteed.
Transportation? By Express (FedEx, DHL), by Air, by Sea.
Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.
Custom Synthesis? Can provide custom synthesis services to best fit your research needs.
Payment Terms? Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc.
Risk Codes R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description S36/37 - Wear suitable protective clothing and gloves.
S36 - Wear suitable protective clothing.
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
UN IDs UN 1390 4.3/PG 2
WGK Germany 3
TSCA T
HS Code 2931440000
Hazard Class 6.1
Packing Group III
Methyltriphenylphosphonium Bromide (MTPPB) (CAS: 1779-49-3) is used for methylenation through the Wittig reaction. Wittig Reagents. Methyltriphenylphosphonium Bromide is an organophosphorus compound, with potential use as a precursor and a solvent in organic synthesis. Used for organic synthesis, it is a good cationic phase conversion catalyst.
Methyltriphenylphosphonium bromide is a quaternary salt that is commonly used in scientific experiments. It is commonly used as a phase transfer catalyst (PTC) in organic chemistry experiments to facilitate the transfer of reagents between immiscible solvents. Methyltriphenylphosphonium Bromide is widely used in the synthesis and organic synthesis of unsaturated bonds of liquid crystal materials.
