Research Catalog Compound with Available Documentation CAS 136705-64-1 phosphine ligand...

Sourcing & RFQ

Submit an RFQ to review pricing, availability, lead time, pack size, purity, COA, and supplier SDS for this catalog entry.

Available options

Available Options

Package: 50 mg
Purity: Standard spec
Price: USD 120

Package: 100 mg
Purity: Standard spec
Price: USD 170

Package: 250 mg
Purity: Standard spec
Price: USD 310

Package: 1 g
Purity: Standard spec
Price: USD 940

Package, purity, and pricing are reference observations for RFQ preparation. Final quote, availability, COA/SDS, and shipping documentation are confirmed before order acceptance.

Loading RDKit molecule structure...

InChIKey: GVVCHDNSTMEUCS-UAFMIMERSA-NC22H36P2 | MW 362.46

Chemical Absolute Identifiers

CAS Number

136705-64-1

PubChem CID

2734549

Molecular Formula

C22H36P2

Molecular Weight

362.46 g/mol

Exact Mass

362.22922

InChIKey

GVVCHDNSTMEUCS-UAFMIMERSA-N

IUPAC Name

(2R,5R)-1-[2-[(2R,5R)-2,5-diethylphospholan-1-yl]phenyl]-2,5-diethylphospholane

SMILES String

CC[C@H](CC[C@H]1CC)P1C2=CC=CC=C2P3[C@H](CC)CC[C@H]3CC

Physical Properties

Appearance

Liquid or Solid or Semi-solid

Physical State

solid or liquid

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

Research Catalog Compound with Available Documentation (CAS 136705-64-1) is listed for phosphine ligand sourcing for catalyst or coordination screening.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Typical research procurement context: ligand-focused research workflows where steric and electronic fit are reviewed by the buyer, with buyer review before selection.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Research intermediateCustom synthesis building blockCatalysts & ligands sourcingPhosphine ligand sourcingResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow

Safety & Handling

Handling & Storage

Avoid contact with skin and eyes.
Avoid dust and aerosol formation; provide suitable exhaust ventilation where dust may be generated.
Store tightly closed, dry, well ventilated, under inert atmosphere, at room temperature when specified by supplier SDS.

PPE

GlovesEye protectionLab coat

First Aid

If inhaled, move the person to fresh air and obtain medical advice when symptoms occur.
For skin contact, wash with soap and plenty of water.

Stability / Reactivity

Stable under recommended storage conditions when the supplier SDS indicates stability.
Avoid incompatible materials and conditions listed in the supplier SDS.

Disposal

Dispose of contents and containers through a licensed chemical waste contractor.
Treat contaminated packaging as unused product unless supplier documentation states otherwise.

Show additional safety reference fields

Fire Fighting

Use extinguishing media appropriate to the surrounding fire and supplier SDS instructions.
Firefighters should wear self-contained breathing apparatus when necessary.

Accidental Release

Use personal protective equipment and ensure adequate ventilation during cleanup.
Avoid dust formation and avoid breathing vapors, mist, gas, or dust.

Toxicological Reference

Toxicological properties may not be fully investigated; review supplier SDS before handling.
Supplier SDS hazard statement codes include H302, H315, H319, H335; confirm full wording in supplier documentation.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

For supplier-issued SDS or COA, submit a documentation request.

Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

1,2-Bis((2R,5R)-2,5-diethylphospholan-1-yl)benzene , (R,R)-Et-DUPHOS

Names & Synonyms

(R,R)-Ethyl-DUPHOS(-)-1,2-Bis((2R,5R)-2,5-diethylphospholano)benzeneEthyl-duphos, (R,R)-(R,R)-Et-DuPHOS(-)-Duphos

Show all synonyms

(R,R)-Et-duphos [MI]

External Identifiers

UNII-7N2EB15PAQ

Documentation & Compliance Facts

Compliance Facts

Signal word: Warning

Supplier SDS reference cue; confirm supplier documentation before use.

GHS pictograms

Hazard statements: H302, H315, H319, H335

Supplier SDS hazard code reference; confirm full text in supplier documentation.

Precautionary statements: P261, P280, P301+P312, P302+P352, P305+P351, P338

Supplier SDS precautionary code reference; confirm full text in supplier documentation.

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

1We review the CAS identity, quantity, and documentation request.
2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
3We review destination and shipment documentation needs when applicable.
4We follow up with a quotation or clarification request.

Text Reference Cues

Show non-linked catalog cues

Cross-selling keywords

Phosphine ligand sourcingRFQ documentation review

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

CAS 117428-22-5Picoxystrobin CAS 1243023-71-31-(2-Chloro-4-fluorobenzyl)-3-formyl-6-methoxy-1H-indole-2-carboxylic acid CAS 1257649-56-12-(4-Iodophenyl)-6-methyl-1,3,6,2-dioxazaborocane-4,8-dione CAS 1287221-37-72-(3-Iodophenyl)-6-methyl-1,3,6,2-dioxazaborocane-4,8-dione CAS 2388488-96-6tert-butylN-{[5-fluoro-2-methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl}carbamate CAS 2492596-61-7MRGPRX4 modulator-1 CAS 2567984-73-81-ethyl-2-(2,2,2-trifluoro-1-hydroxy-1-phenylethyl)-1H-benzo[d]imidazole-6-carboxylic acid CAS 2940957-33-36-[[2-Chloro-4-(trifluoromethyl)phenoxy]methyl]-5-ethyl-pyridine-2-carboxylic acid

RFQ questions for CAS 136705-64-1

Can I request a COA for CAS 136705-64-1?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for 1,2-Bis((2R,5R)-2,5-diethylphospholan-1-yl)benzene , (R,R)-Et-DUPHOS?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 136705-64-1 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

Can MolGraph support bulk sourcing or custom synthesis review?

Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.

Chemical Absolute Identifiers

CAS Number

136705-64-1

PubChem CID

2734549

Molecular Formula

C22H36P2

Molecular Weight

362.46 g/mol

Exact Mass

362.22922

InChIKey

GVVCHDNSTMEUCS-UAFMIMERSA-N

IUPAC Name

(2R,5R)-1-[2-[(2R,5R)-2,5-diethylphospholan-1-yl]phenyl]-2,5-diethylphospholane

SMILES String

CC[C@H](CC[C@H]1CC)P1C2=CC=CC=C2P3[C@H](CC)CC[C@H]3CC

Catalog Facts

Structural features

Research Catalog Compound with Available Documentation (CAS 136705-64-1) is listed for phosphine ligand sourcing for catalyst or coordination screening.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Typical research procurement context: ligand-focused research workflows where steric and electronic fit are reviewed by the buyer, with buyer review before selection.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Safety & Handling

Handling & Storage

Avoid contact with skin and eyes.
Avoid dust and aerosol formation; provide suitable exhaust ventilation where dust may be generated.
Store tightly closed, dry, well ventilated, under inert atmosphere, at room temperature when specified by supplier SDS.

PPE

GlovesEye protectionLab coat

First Aid

If inhaled, move the person to fresh air and obtain medical advice when symptoms occur.
For skin contact, wash with soap and plenty of water.

Stability / Reactivity

Stable under recommended storage conditions when the supplier SDS indicates stability.
Avoid incompatible materials and conditions listed in the supplier SDS.

Disposal

Dispose of contents and containers through a licensed chemical waste contractor.
Treat contaminated packaging as unused product unless supplier documentation states otherwise.

Show additional safety reference fields

Fire Fighting

Use extinguishing media appropriate to the surrounding fire and supplier SDS instructions.
Firefighters should wear self-contained breathing apparatus when necessary.

Accidental Release

Use personal protective equipment and ensure adequate ventilation during cleanup.
Avoid dust formation and avoid breathing vapors, mist, gas, or dust.

Toxicological Reference

Toxicological properties may not be fully investigated; review supplier SDS before handling.
Supplier SDS hazard statement codes include H302, H315, H319, H335; confirm full wording in supplier documentation.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

For supplier-issued SDS or COA, submit a documentation request.

Safety Reference / SDS Request

Documentation & Compliance Facts

Compliance Facts

Signal word: Warning

Supplier SDS reference cue; confirm supplier documentation before use.

GHS pictograms

Hazard statements: H302, H315, H319, H335

Supplier SDS hazard code reference; confirm full text in supplier documentation.

Precautionary statements: P261, P280, P301+P312, P302+P352, P305+P351, P338

Supplier SDS precautionary code reference; confirm full text in supplier documentation.

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

RFQ questions for CAS 136705-64-1

Can I request a COA for CAS 136705-64-1?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for 1,2-Bis((2R,5R)-2,5-diethylphospholan-1-yl)benzene , (R,R)-Et-DUPHOS?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 136705-64-1 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

Can MolGraph support bulk sourcing or custom synthesis review?

Submit the CAS number, quantity, purity requirement, and destination country for sourcing review.

CAS 136705-64-1

Sourcing & RFQ

Available Options

Chemical Absolute Identifiers

Physical Properties

Catalog Facts

Applications & Classification

Safety & Handling

Handling & Storage

PPE

First Aid

Stability / Reactivity

Disposal

Fire Fighting

Accidental Release

Toxicological Reference

Related Catalog Entries

RFQ questions for CAS 136705-64-1

CAS 136705-64-1

Sourcing & RFQ

Available Options

Chemical Absolute Identifiers

Physical Properties

Catalog Facts

Applications & Classification

Safety & Handling

Handling & Storage

PPE

First Aid

Stability / Reactivity

Disposal

Fire Fighting

Accidental Release

Toxicological Reference

Related Catalog Entries

RFQ questions for CAS 136705-64-1