CAS 76189-55-4 (R)-(+)-BINAP molecular structure

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CAS RN: 76189-55-4

(R)-(+)-BINAP

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20 package records19 with current stock4 grade groups

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Batch No.	Package	Availability	Inquiry
Batchno.20250821	100g	In stock	Inquiry
Batchno.20260623	10g	In stock	Inquiry
Batchno.20260518	1g	In stock	Inquiry
Batchno.20250319	250mg	In stock	Inquiry
Batchno.20250302	25g	Out of stock	Inquiry
Batchno.20260407	50mg	In stock	Inquiry
Batchno.20260410	5g	In stock	Inquiry

Batch No.	Package	Availability	Warehouse	Inquiry
Batchno.20251108	100g	In stock	Shanghai, Tianjin, Chengdu	Inquiry
Batchno.20260422	10g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry
Batchno.20250705	1g	In stock	Shanghai, Tianjin	Inquiry
Batchno.20260420	25g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry
Batchno.20250624	500g	In stock	Shanghai	Inquiry
Batchno.20260321	5g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry

Batch No.	Package	Availability	Warehouse	Lead Time	Inquiry
Batchno.20250901	1g / 5g / 25g / 100g / 500g	Confirm by inquiry	Shanghai, Shandong, Guangdong, Chongqing, Hebei	5-7 business days	Inquiry

Batch No.	Package	Availability	Warehouse	Inquiry
Batchno.20250418	100g	In stock	Shanghai, Tianjin, Wuhan, Chengdu	Inquiry
Batchno.20250222	1g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry
Batchno.20260117	1kg	In stock	Shanghai	Inquiry
Batchno.20260413	25g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan	Inquiry
Batchno.20260202	500g	In stock	Shanghai	Inquiry
Batchno.20251106	5g	In stock	Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu	Inquiry

Product code: SSC-185625

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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, 10g, 25g, 100g, 5g, 500g
Available purity: >98%
Inventory rows with stock: 5
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 76189-55-4
Pack Size	Recorded Purity	Available Qty	Ship From	Inquiry
1g	>98%	5 In Stock	Beijing	Inquiry
10g	>98%	5 In Stock	Shanghai	Inquiry
25g	>98%	5 In Stock	Hong Kong	Inquiry
100g	>98%	5 In Stock	Hong Kong	Inquiry
5g	>98%	3 In Stock	Hong Kong	Inquiry
500g	>98%	0 Out of Stock	Shenzhen	Inquiry

76189-55-4 / [1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-diphenylphosphane

Standard CAS: 76189-55-4 Multi CAS: No

Basic Information Computed Properties

Basic Information

CAS

76189-55-4

Multi CAS

Molecular Formula

C44H32P2

Molecular Weight

622.700000

Exact Mass

622.197925

InChI

InChI=1S/C44H32P2/c1-5-19-35(20-6-1)45(36-21-7-2-8-22-36)41-31-29-33-17-13-15-27-39(33)43(41)44-40-28-16-14-18-34(40)30-32-42(44)46(37-23-9-3-10-24-37)38-25-11-4-12-26-38/h1-32H

InChIKey

MUALRAIOVNYAIW-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count

Aromatic heavy atom count

Rotatable bonds

Molar refractivity

204.3

TPSA

0.0000

LogP / Solubility

WLOGP

9.18

MLOGP

8.13

XLogP3

11.4

Consensus LogP

9.57

Log S (ESOL)

-9.73

Class (ESOL)

Insoluble

Log S (Ali)

-11.29

Class (Ali)

Insoluble

Log S (SILICOS-IT)

-12.16

Class (SILICOS-IT)

Insoluble

ADME

GI absorption

Low

BBB permeant

P-gp substrate

CYP1A2 inhibitor

CYP2C19 inhibitor

Yes

CYP2C9 inhibitor

Yes

CYP2D6 inhibitor

CYP3A4 inhibitor

Yes

Drug-likeness / Medicinal Chemistry

Lipinski

Ghose

Veber

Yes

Egan

Muegge

Bioavailability score

0.17

Brenk alerts

Leadlikeness

Synthetic Accessibility

6.5

Applications of CAS 76189-55-4

This compound is commonly used in catalysis and inorganic chemistry research, metal and coordination compound chemistry, organic synthesis and chemical building blocks, laboratory reagent and synthesis applications, general chemistry research and laboratory applications. Starshine Chemical supplies CAS 76189-55-4 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.

Physical & Chemical Properties

IUPAC Name

[1-(2-diphenylphosphanylnaphthalen-1-yl)naphthalen-2-yl]-diphenylphosphane

Safety Information (GHS)

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

H315 (96%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (96%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H335 (96%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
H315 (77.8%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (77.8%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H335 (66.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
H413 (11.1%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]

Precautionary statements: P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, 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: Store under inert gas. Avoid: 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.