(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine | CAS 221012-82-4

Element: diphenylphosphino tetramethoxy bipyridine

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C-S » Chemicals » tetramethoxy-bis-diphenylphosphino-bipyridine-PX41902

Identification

(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine

CAS:

221012-82-4

EINECS:

Molecular Formula:

C₃₈H₃₄N₂O₄P₂

MDL:

MFCD04038734

SMILES:

COC1=CC(P(C2=CC=CC=C2)C2=CC=CC=C2)=C(C(OC)=N1)C1=C(OC)N=C(OC)C=C1P(C1=CC=CC=C1)C1=CC=CC=C1

Synonym:

(s)-(-)-2,2',6,6'-tetramethoxy-4,4'-bis(diphenylphosphino)-3,3-bipyridine ; cth-(s)-p-phos ; (r)-(+)-2,2',6,6'-tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 97% ; (s)-p-phos ; (s)-(-)-2,2',6,6'-tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine ; (r)-(-)-2,2',6,6'-tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine ; (3r)-4,4'-bis(diphenylphosphino)-2,2',6,6'-tetramethoxy-3,3'-bipyridine ; (r)-p-phos ; cth-(r)-p-phos ; (r)-(+)-2,2',6,6'-tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine

Description

(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine is a ligand employed in the asymmetic hydrogenation of ß-keto esters, 2-arylacrylates, aryl ketones , and other substrates.

Suppliers

Capot Chemical Co., Ltd.

35974

Santa Cruz Biotechnology, Inc.

253398

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CAS equal suppliers

(R)-PPhos

Salsbury Chemicals, Inc.

SC4321296

(3R)-4,4'-Bis(diphenylphosphino)-2,2',6,6'-tetramethoxy-3,3'-bipyridine

Leap Chem Co., Ltd

LC1022430672

(3R)-4,4'-Bis(diphenylphosphino)-2,2',6,6'-tetramethoxy-3,3'-bipyridine

Skyrun Industrial Co., Ltd.

SI1533646008

(3R)-4,4'-Bis(diphenylphosphino)-2,2',6,6'-tetramethoxy-3,3'-bipyridine

Finipharma Ltd

F795215904

(R)-(+)-2,2,6,6-Tetramethoxy-4,4-bis-(diphenylphosphino)-3,3-bipyridine

Santa Cruz Biotechnology, Inc.

SCB1704068160

(R)-(+)-2,2′,6,6′-Tetramethoxy-4,4′-bis(diphenylphosphino)-3,3′-bipyridine

HetCat

BPRP01

Prices & Availability

Data is processed

Properties for (R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine

Molecular Weight:

644.64 g·mol−1

Melting point:

261-265 °C

Physical Description:

white solid

Hazard Statements

GHS03
Harmful

Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, categories 2, 3
Eye irritation, category 2A
Skin sensitization, category 1
Specific target organ toxicity following single exposure, category 3
- Respiratory tract irritation
- Narcotic effects

Not used

with the "skull and crossbones" pictogram
for skin or eye irritation if:
the "corrosion" pictogram also appears
the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:

R36/37/38 - Irritating to eyes, respiratory system and skin

Safety Codes:

S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection

Alternative Distributors of [(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Johnson Matthey Catalysts | Salsbury Chemicals, Inc.,