3, 5-dihydroxytoluene, also known as p-hydroxycresyl
Nature:
Appearance: 3, 5-dihydroxytoluene is a colorless to pale yellow crystal or crystalline powder.
Solubility: It can be dissolved in alcohols, ethers and phenolic solvents, slightly dissolved in water.
Stability: 3, 5-dihydroxytoluene is stable at room temperature, but it is easy to burn at open flames and high temperatures.
Preparation:
The preparation of 3, 5-dihydroxytoluene can be obtained by sulfonic reaction of toluene, and then through the steps of reduction and turbidization, hydrogen hydrolysis and purification.
Safety information:
3, 5-dihydroxytoluene is irritating to the eyes and skin and should be rinsed with plenty of water immediately after contact.
Avoid inhaling steam from powder or solution. The workplace should be well ventilated.
Wear personal protective equipment such as protective gloves, glasses, and protective clothing during operation to ensure safe operation.
Keep away from fire and oxidants, and avoid high temperature and direct sunlight.
Chemical reagent: 3, 5-dihydroxytoluene can be used as a chemical reagent for catalysts, ligands and reducing agents in organic synthesis reactions.
Pigments and dyes: It is widely used in the preparation of pigments and dyes, and can be used to produce phenolic resin, phenolic glass and other products.
Għandna ħafna fabbriki ta 'kwalità għolja b'kooperazzjoni profonda, li jistgħu jagħtuk prodotti ta' kwalità għolja u prezzijiet kompetittivi. U nistgħu wkoll nagħtu skontijiet għal xiri bl-ingrossa. U aħna nikkooperaw ma 'ħafna kumpaniji professjonali tal-ġarr tal-merkanzija, nistgħu nwasslu prodotti b'mod sikur u bla xkiel f'idejk. Il-ħin tal-kunsinna huwa ta 'madwar 3-20 jum wara l-konferma tal-ħlas.
Molecular Formula | C7H8O2 |
Molar Mass | 124.14 |
Density | 1.2900 |
Punt tat-tidwib | 106-112°C(lit.) |
Boling Point | 290 °C |
Flash Point | 159 °C |
Solubility | Soluble in water, soluble in alcohol and ether, easily soluble in benzene; slightly soluble in chloroform and carbon disulfide. |
Vapor Presure | 0.00122mmHg at 25°C |
Dehra | White rhomboid crystal |
Color | Pink-gray to pink-brown |
Merck | 14,6864 |
BRN | 1071903 |
pKa | 9.56±0.10(Predicted) |
Storage Condition | Store at <= 20°C. |
Stabbiltà | Hygroscopic |
Sensitive | Air Sensitive |
Refractive Index | 1.4922 (estimate) |
1. Inti fabbrika jew kumpanija kummerċjali?
Aħna kumpanija li tintegra l-industrija u l-kummerċ, li nipprovdu servizz one-stop. OEM jista 'jiġi aċċettat.
2. Inti tipprovdi kampjuni? Huwa b'xejn jew żejjed?
Kampjuni b'xejn. It-tariffa tal-merkanzija tal-kampjun trid titħallas min-naħa tiegħek.
3. Għandek xi ċertifikati relatati mal-kontroll tal-kwalità?
Ċertifikazzjoni ISO 9001:2008 biex tiġi żgurata l-kwalità.
4. X'għandi nipprovdi biex tikseb kwotazzjoni?
PLS għarrafna bit-tip ta 'prodott li għandek bżonn, kwantità tal-ordni, indirizz u rekwiżiti speċifiċi. Il-kwotazzjoni ssir għar-referenza tiegħek fil-ħin.
5. X'tip ta 'metodu ta' ħlas tippreferi? X'tip ta' termini huma aċċettati?
Termini ta ' Kunsinna Aċċettati: FOB, CFR, CIF, EXW;
Munita ta 'Ħlas Aċċettata: USD;
Accepted Payment Type: T/T,Western Union; Paypal,BTC
Lingwa Mitkellma: Ingliż.
Kategoriji ta' prodotti