CAS 90555-66-1 3-Ethoxyphenylboronic Acid (contains varying amounts of Anhydride) molecular structure

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CAS RN: 90555-66-1

3-Ethoxyphenylboronic Acid (contains varying amounts of Anhydride)

Product Availability

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5 package records5 with current stock2 grade groups

Grade In stock only

Batch No.	Package	Availability	Inquiry
Batchno.20250329	100g	In stock	Inquiry
Batchno.20250717	1g	In stock	Inquiry
Batchno.20251125	25g	In stock	Inquiry
Batchno.20260205	5g	In stock	Inquiry

Batch No.	Package	Availability	Warehouse	Lead Time	Inquiry
Batchno.20251012	1g / 5g / 25g / 100g	Confirm by inquiry	Shanghai, Shandong	8-10 business days	Inquiry

Product code: SSC-203072

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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, 100g, 10g
Available purity: ≥98%
Inventory rows with stock: 4
Bulk packaging: confirmed by inquiry

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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 90555-66-1
Pack Size	Recorded Purity	Available Qty	Ship From	Inquiry
1g	≥98%	5 In Stock	Shanghai	Inquiry
5g	≥98%	5 In Stock	Beijing	Inquiry
25g	≥98%	2 In Stock	Shanghai	Inquiry
100g	≥98%	1 In Stock	Beijing	Inquiry
10g	≥98%	0 Out of Stock	Shanghai	Inquiry

90555-66-1 / (3-ethoxyphenyl)boronic acid

Standard CAS: 90555-66-1 Multi CAS: No

Basic Information Computed Properties

Basic Information

CAS

90555-66-1

Multi CAS

Molecular Formula

BC8H11O3

Molecular Weight

165.980000

Exact Mass

166.080124

InChI

InChI=1S/C8H11BO3/c1-2-12-8-5-3-4-7(6-8)9(10)11/h3-6,10-11H,2H2,1H3

InChIKey

CHCWUTJYLUBETR-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count

Aromatic heavy atom count

Fraction Csp3

0.25

Rotatable bonds

H-bond acceptors

H-bond donors

Molar refractivity

47.44

TPSA

49.69

LogP / Solubility

WLOGP

-0.23

MLOGP

-0.21

XLogP3

-0.23

Consensus LogP

-0.22

Log S (ESOL)

-0.89

Class (ESOL)

Very soluble

Log S (Ali)

-0.75

Class (Ali)

Very soluble

Log S (SILICOS-IT)

-0.9

Class (SILICOS-IT)

Very soluble

ADME

GI absorption

High

BBB permeant

Yes

P-gp substrate

CYP1A2 inhibitor

CYP2C19 inhibitor

CYP2C9 inhibitor

CYP2D6 inhibitor

CYP3A4 inhibitor

Log Kp (skin permeation)

-3.9

Drug-likeness / Medicinal Chemistry

Lipinski

Yes

Ghose

Veber

Yes

Egan

Yes

Muegge

Bioavailability score

0.55

Brenk alerts

Leadlikeness

Synthetic Accessibility

1.5

Applications of CAS 90555-66-1

This compound is commonly used in metal and coordination compound chemistry, laboratory reagent and synthesis applications, general chemistry research and laboratory applications. Starshine Chemical supplies CAS 90555-66-1 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.

Physical & Chemical Properties

IUPAC Name

(3-ethoxyphenyl)boronic acid

Safety Information (GHS)

Pictogram(s): GHS07. Signal word: Warning.

H302 (14.3%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H335 (85.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary statements: P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, 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: Keep the container tightly closed in a cool, dry and well-ventilated place. 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.