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USA/AU/EU warehouse supply high quality Kaempferol powder CAS 520-18-3 and Kaempferol buy - large image1

USA/AU/EU warehouse supply high quality Kaempferol powder CAS 520-18-3 and Kaempferol buy - image1

USA/AU/EU warehouse supply high quality Kaempferol powder CAS 520-18-3 and Kaempferol buy - image2

USA/AU/EU warehouse supply high quality Kaempferol powder CAS 520-18-3 and Kaempferol buy - image3

USA/AU/EU warehouse supply high quality Kaempferol powder CAS 520-18-3 and Kaempferol

4 Inquiries

Unit Price: Get Latest Price 

CAS No.:

520-18-3

Grade:

Pharmaceutical Grade

Content:

99%

Port:

shenzhen

Packaging:

1kg/bag;25kg/Cardboard Drum

Sample Available:

Yes

Price valid (until):

2024-05-14

Contact Supplier

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Xi'an Honest BioEngr Co.,Ltd.

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,100% TT in advance

Average Lead Time:

30 days

Qualification:

Main Products:

Estradiol,Progesterone,GS441524,4-Butylresorcinol,DeoxyArbutin,Coenzyme Q10

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Superiority

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address

1.High quality and competitive price.
2.Free sample for your evaluation.
3.Promptly delivery by well-reputed shipping lines.
4.Trial order is available for testing after samples.
5.We will inform you all the information at every stage in advance.
6.Packaging can gear to buyers' special request.

Our service

1. Reply your inquiry in 24 working hours.
2. Customized design is available. OEM are welcomed.
3. Exclusive and unique solution can be provided to our customer by our well-trained and professional engineers and
staff.
4. Professional factory: We are manufacturer, specializing in producing all kinds of herb extract for more than 10 years, competitive with good quantity.
5. As an honest seller, we always use superior raw material, advanced machines, skilled technicians to ensure our products to be finished in high quality and stable feature.

Shop Hot sell MT 2, MelanotanII Acetate(MT-2), MT-2 99.5% powder cas 121062-08-6 MT2-Detailed Image 1

Shop Hot sell MT 2, MelanotanII Acetate(MT-2), MT-2 99.5% powder cas 121062-08-6 MT2-Detailed Image 2

FAQ

1.: Are you a factory or trading company
We are the integration of factory and trade.

2.: How is the quality I want to test.
Before production and extraction, we will test all raw materials.Quality is our top priority.All products are strictly tested and confirmed by our QC and QA, approved by Third Party Lab in China.So you will be assured with Good Quality if you choose us. We welcome you test the product and hope to get your feedback.

3.: Can I get a Free sample
Yes,We can provide free samples.For most products we can provide you a free sample, You only need to pay for Shipping. Plesae be free to consult our salesman.
For a larger quantity, we always support you with better price, and we will have some discount in some especial days.

4. : What's your main payment method
T/T (Bank transfer), Wechat,Alipay,Credit card payment.

5. : Have you received my payment How long will it take
Generally, we can receive your payment the next day, and we will inform you as soon as we receive your payment.
After confirmation payment, we will send out package

6.:When will you sent out the goods after successful payment
Normally the order will be delivery within 1-3 days after the order confirmed, except the customized products.

7.:What modes of transportation do you have to choose
We cooperate with HKEMS, DHL, TNT, UPS, FEDEX, EMS, China Air Post ,sea transportation etc.
And with the SAFE SHIPPING in each country, you can receive the goods smoothly.It is fast and safe method.

8.:How long does it take to the goods arrived
It is Depending on your location:
For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, HKEMS,Netherlands post.
For large order, please allow 5-8 days by Air, 20-35 days by Sea
At the same time, we have warehouses in Germany and California, and some orders can be sent directly from Germany or California.

9.:How is the goods packed
We usually send goods with disguise package outside and a double-layer sterile transparent bag inside.We have tried thousand of package methods, it looks serious and discreet.

10.: How can I get a discount
Our products have already given you a discount, and the price is favorable. Orders above $1,000 can enjoy 95% discount, transportation discount or additional sample products. Therefore, for larger quantities, we always support better prices.

11.: How to proceed order
Please Let me konw the product you are looking for,quantity and the destination country wihch help me to give you a right price;
After you confirm all details of order, pay money in advance and give us Shipping address.We arrange the shipment at first time after receive payment and offer after-sales service after you receive parcel.

12.:When will I receive the shipping number Where I can check status of my order
After the goods are sent out, our staff will send you the shipping number via email, online or WhatsApp ASAP.You can also check the status online on 17track.

13.:Is a signature required for the shipping?
Our shipping method requires no signature from your side upon delivery.

ECHEMI Editorial Reference

Kaempferol inhibits estrogen receptor α expression in breast cancer cells and induces apoptosis in glioblastoma cells and lung cancer cells by activation of MEK-MAPK.
Solid
Kaempferol is a tetrahydroxyflavone in which the four hydroxy groups are located at positions 3, 5, 7 and 4'. Acting as an antioxidant by reducing oxidative stress, it is currently under consideration as a possible cancer treatment. It has a role as an antibacterial agent, a plant metabolite, a human xenobiotic metabolite, a human urinary metabolite, a human blood serum metabolite and a geroprotector. It is a member of flavonols, a 7-hydroxyflavonol and a tetrahydroxyflavone. It is a conjugate acid of a kaempferol oxoanion.

Basic Info

Product Name:

Kaempferol

Other Name:

4H-1-Benzopyran-4-one,3,5,7-trihydroxy-2-(4-hydroxyphenyl)-;Flavone,3,4′,5,7-tetrahydroxy-;3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one;C.I. 75640;Indigo Yellow;Kaempferol;Kempferol;Rhamnolutin;Robigenin;Swartziol;3,5,7,4′-Tetrahydroxyflavone;Trifolitin;5,7,4′-Trihydroxyflavonol;Kaempherol;Kaemferol;3,4′,5,7-Tetrahydroxyflavone;Nimbecetin;Populnetin;Rhamnolutein;Pelargidenolon;Kampcetin;Pelargidenon;NSC 407289;NSC 656277;3′-Deoxyquercetin;CSU-2056;CSU 2056;3,5,7-Trihydroxy-2-(4-hydroxyphenyl)chromen-4-one;ST 030560;14461-95-1

CAS No.:

520-18-3

Molecular Formula:

C15H10O6

InChIKeys:

InChIKey=IYRMWMYZSQPJKC-UHFFFAOYSA-N

Molecular Weight:

286.23600

Exact Mass:

286.24

EC Number:

208-287-6

UNII:

731P2LE49E

NSC Number:

656277|407289

DSSTox ID:

DTXSID7020768

Color/Form:

Yellow needles from alcohol and water

HScode:

2914501900

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

111.13000

XLogP3:

2.28240

Appearance:

Solid

Density:

1.688 g/cm3

Melting Point:

277 °C

Boiling Point:

582.1ºC at 760 mmHg

Flash Point:

226.1ºC

Refractive Index:

1.767

Water Solubility:

ethanol: 20 mg/mL;In water, 440 mg/L at 25 deg C (est)

Storage Conditions:

-20ºC

Vapor Pressure:

1.1X10-13mm Hg at 25 deg C (est)

Henrys Law Constant:

Henry's Law constant = 6.3X10-17 atm cu m/mole at 25 °C (est)

Collision Cross Section:

162.9 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|160.32 Å² [M-H]- [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|165.99 Å² [M+H]+ [CCS Type: DT, Method: stepped-field]|187.2 Å² [M+Na]+ [CCS Type: DT, Method: stepped-field]|165.92 Å² [M-H]- [CCS Type: DT, Method: stepped-field]|159.2 Å² [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]|165.4 Å² [M-H]-

Experimental Properties:

Hydroxyl radical reaction rate constant = 2.4X10-10 cu cm/molecule-sec at 25 °C (est)

See More Kaempferol Properties 

Hazard Identification

Classification of the substance or mixture

Acute toxicity - Category 3, Oral

Germ cell mutagenicity, Category 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H301 Toxic if swallowed H341 Suspected of causing genetic defects
Prevention	P264 Wash ... thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P203 Obtain, read and follow all safety instructions before use. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
Response	P301+P316 IF SWALLOWED: Get emergency medical help immediately. P321 Specific treatment (see ... on this label). P330 Rinse mouth. P318 IF exposed or concerned, get medical advice.
Storage	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.

See More Kaempferol Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Estradiol,Progesterone,GS441524,4-Butylresorcinol,DeoxyArbutin,Coenzyme Q10

Location:
XINYUAN DADUHUI PHASE 1, NO.258 TAOYUAN NORTH ROAD, LIANHU DISTRICT, XI 'AN , SHAANXI CHINA

Payment Terms:
TT against copy of documents,100% TT in advance

Average lead Time:
30 days

Total Annual Revenue:
$2.5 million-$5 million

Total Employees:
11-50

Year of Establishment:
2023

Company Profile

Inquiry History

4 Inquiries

Country	Product	Purchase Quantity	Date Posted
China	Kaempferol	25 KG	Mar 13, 2026
India	Kaempferol	1 KG	Dec 11, 2024
Nigeria	kaempferol	6 KG	Jan 24, 2024
Germany	Kaempferol	100 G	Jul 20, 2026

Post an enquiry for this product

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USA/AU/EU warehouse supply high quality Kaempferol powder CAS 520-18-3 and Kaempferol

Product Description

Seller Information