CAS 520-18-3 Kaempferol Hydrate molecular structure

lightbox

CAS RN: 520-18-3

Kaempferol Hydrate

Product code: SSC-159062

GET A QUOTE

Verified Factory Data

Supply Overview & Packaging Options

Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.

Pack sizes on record: 1g, 5g, 25g, 10g, 100g
Available purity: ≥97%
Inventory rows with stock: 3
Bulk packaging: confirmed by inquiry

Request Bulk Quote

Available Pack Sizes & Stock

Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 520-18-3
Pack Size	Recorded Purity	Available Qty	Ship From	Inquiry
1g	≥97%	5 In Stock	Beijing	Inquiry
5g	≥97%	3 In Stock	Shanghai	Inquiry
25g	≥97%	1 In Stock	Shanghai	Inquiry
10g	≥97%	0 Out of Stock	Shanghai	Inquiry
100g	≥97%	0 Out of Stock	Shenzhen	Inquiry

520-18-3 / 3,5,7-trihydroxy-2-(4-hydroxyphenyl)chromen-4-one

Standard CAS: 520-18-3 Multi CAS: Yes

Basic Information Physical Properties Computed Properties

Basic Information

CAS

520-18-3

Multi CAS

Yes

Molecular Formula

C15H10O6

Molecular Weight

286.240000

Exact Mass

286.047738

InChI

InChI=1S/C15H10O6/c16-8-3-1-7(2-4-8)15-14(20)13(19)12-10(18)5-9(17)6-11(12)21-15/h1-6,16-18,20H

InChIKey

IYRMWMYZSQPJKC-UHFFFAOYSA-N

Physical Properties

Melting Point

277 °C MP: 276-278 °C and 278-280 °C decomposes 285 - 287 °C

Physical Description

Solid

Appearance

Yellow needles from alcohol and water

State

Solid

Computed Properties

Structural Parameters

Heavy atom count

Aromatic heavy atom count

Rotatable bonds

H-bond acceptors

H-bond donors

Molar refractivity

74.58

TPSA

111.13

LogP / Solubility

WLOGP

2.28

MLOGP

2.02

XLogP3

1.9

Consensus LogP

2.07

Log S (ESOL)

-3.55

Class (ESOL)

Poorly soluble

Log S (Ali)

-3.56

Class (Ali)

Poorly soluble

Log S (SILICOS-IT)

-3.53

Class (SILICOS-IT)

Poorly soluble

ADME

GI absorption

High

BBB permeant

P-gp substrate

CYP1A2 inhibitor

Yes

CYP2C19 inhibitor

Yes

CYP2C9 inhibitor

CYP2D6 inhibitor

CYP3A4 inhibitor

Log Kp (skin permeation)

-2.85

Drug-likeness / Medicinal Chemistry

Lipinski

Yes

Ghose

Yes

Veber

Yes

Egan

Yes

Muegge

Yes

Bioavailability score

0.55

Leadlikeness

Yes

Synthetic Accessibility

2.5

Applications of CAS 520-18-3

This compound is commonly used in life science and biochemical research, biochemistry and reagent applications, laboratory reagent and synthesis applications, general chemistry research and laboratory applications. Starshine Chemical supplies CAS 520-18-3 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.

Physical & Chemical Properties

IUPAC Name

3,5,7-trihydroxy-2-(4-hydroxyphenyl)chromen-4-one

Safety Information (GHS)

Pictogram(s): GHS06, GHS08. Signal word: Danger.

H301 (89.6%): Toxic if swallowed [Danger Acute toxicity, oral]
H341 (90.9%): Suspected of causing genetic defects [Warning Germ cell mutagenicity]

Precautionary statements: P203, P264, P270, P280, P301+P316, P318, P321, P330, P405, and P501 (click each P-code to see the statement)

Request the SDS (Safety Data Sheet) for full hazard and safety documentation.

Storage & Handling

Storage: Store under inert gas. Avoid: Light Sensitive,Air Sensitive. For detailed hazard, storage and transport information, request the SDS (Safety Data Sheet) with your inquiry.

Quotation & Packaging

Prices are confirmed by inquiry. Request a quote for current pricing, minimum order quantity (MOQ) and lead time. The pack sizes listed on this page are reference options; custom pack sizes and bulk quantities are available on request.

Quality & Compliance

Specifications and purity shown on this page are based on batch records. A Certificate of Analysis (COA) is available on request. For research and further manufacturing use only — not for direct human or therapeutic use.