English name: 4 - butylbenzene - 1, 3 - diol
2, 4-dihydroxy n-butylene; 4-butyl resorcinol; 4- butyryl zoophenol; 4- tyroxacin;
English alias: 1 - butyl - 2, 4 - dihydroxybenzene; 4 - butyl - 1, 3 - Benzenediol,; 4 - Butylresorcinol; Butylresorcinol; 4 - Butylresorcin;
4 - butyl - resorcinol; 4 - n - Butylresorcinol; 2, 4 - Dihydroxy - n - butyl benzen; Resorcinol, 4 - butyl; N - butylresorcinol; 4 - Butylbenzene - 1, 3 - diol;
CAS no. : 18979-61-8
Molecular formula: C10H14O2
Molecular weight: 166.21700
Precise mass: 166.09900
PSA: 40.46000
LOGP: 2.44040
Physical and chemical properties
Appearance and properties: yellow or white powder
Water soluble: soluble in most organic solvents, slightly soluble in water.
Density: 1.092 g/cm3
Melting point: 53 ℃
Boiling point: 300.7 ° C at 760 mmHg
Flash: DHS 144.5 C
Refractive index: 1.555
Steam pressure: 0.000616mmHg at 25°C
Smell: having a special smell.
Application: skin whitening agent
USES: a safe and cost-effective whitening product with the following effects:
1. Potent agents for tyrosinase and peroxidase;
2. Effective skin whitening agent and toner for normal skin;
3. Effective whitening agent for pigmented skin;
4. Effective against chloasma (skin with excessive pigmentation exposed to sunlight);
5. Strong protective effect on DNA damage induced by H2O2;
6. Anti-saccharification effect is proved.
Purchase and after-sales questions answered
Customer: when will the goods be delivered?
Sales: working hours are Monday to Friday. Payment is usually made before 14:00, and delivery can be made on the same day. Payment after 14:00 and delivery the next day (the situation is limited to our company's spot inventory). Under special circumstances, the company will ship the last batch of orders at 4 o 'clock, and basically all the orders signed before that can be shipped. Our company is closed on national statutory holidays. We only accept inquiries and orders on Saturdays and Sundays, and do not deliver goods.
2. Customer: how many days will the goods arrive after purchase?
Sales: under normal circumstances, express delivery in hubei province will arrive on 1-2 days, while express delivery outside hubei province will arrive on 3-5 days (it takes longer in remote areas or mountainous areas).
The time of logistics and freight varies according to the specific location. Normally, it will arrive at the local logistics site from march to July (it takes longer in remote areas or mountainous areas).
This is related to the efficiency and speed of the logistics and transportation company, as well as your distance. It is not easy for us to control. We hope you can understand. If you are in urgent need, please contact our customer service to discuss how to choose a convenient mode of transportation suitable for your requirements.
Special note: if you are in a hurry, I suggest that after you purchase the goods, the first three to five orders of the next batch of goods are required, giving us a buffer period or transportation period. If there is any special situation, please explain as soon as possible.
3. Customer: why do you ship the goods to me? Why is the sample fee for liquid much more expensive?
Sales personnel: liquid products, nationwide, more than 5kg only logistics freight; For 1KG non-weixian, you can use express delivery. (reason: liquid hair express easy to leak, and easy to cause related to express some complaints, hope understanding), and a lot of liquid is flammable and explosive, my company personnel in the process of packaging to avoid damage and the particularity of the goods caused by a series of problems, so my company now, some weixian liquid, the price will be risen, hope understanding.
Non-liquid products: express delivery or logistics can be sent nationwide.
Since chemical products are mostly "liquid" and "powder", not all transportation companies (express delivery and logistics) are willing to carry the goods. In order to ensure that the goods can be delivered to your hands safely and quickly, please choose and trust the transportation company we recommend.
4. Customer: can you drive piao for your products? How long will it take? And is the delivery note and quality check attached to the goods?
Salesperson: yes. My company is a regular general taxpayer, can issue 17% VAT special piao and ordinary piao. online products are quoted without tax; Please contact customer service for quotation including tax. Our company usually opens piao within about 3 working days. Sometimes, due to a series of circumstances, such as the cancellation of delivery roads, the quality inspection note and delivery note cannot be brought to the warehouse in time, and they will be sent to the customer with piao and other items within 3 working days. If you have special clarity, please contact the sales person.
Customer: can you provide samples of your products first?
Salesperson: yes. We can provide a small number of free samples for personal taste and trial. Pro! Since there are too many customers who need samples every day, our company does not bear the freight of samples, so you need to pay the postage. Generally, our company chooses yun to pay, the freight is about 16-20 yuan, please do not feel that the freight is too high when receiving the sample, so as not to cause a bad impact on you and your company's reputation.
Customer: how can I trust the quality of your products?
Sales staff: our company is specialized in this industry, our products are in line with the national standards and industry standards. If you are not assured, our company can provide samples for you to try, and the mass goods will be accepted according to the sample quality and product standards. Each batch of goods can provide inspection report.
4 - butylbenzene - 1, 3 - diol High purity powder
4 - butylbenzene - 1, 3 - diol High purity powder
4 - butylbenzene - 1, 3 - diol High purity powder