structure of 74839-84-2

(2R,3R)-(+)-Bis(Diphenylphosphino)Butane(CAS 74839-84-2)

CAS No.: 74839-84-2 Brand: MolBest
M. Ft.: C28H28P2 Cat. No: G8064193
M. Wt.: 426.47 MDL: MFCD00075403
Storage: Store in a cool,dry area. Use: For laboratory research use only
Purity Grade Package Stock Price Quantity
97%+(LC-MS),99%ee
Documents:COANMRSDS
RG 100MG In Stock 6 USD
97%+(LC-MS),99%ee
Documents:COANMRSDS
RG 250MG In Stock 12 USD
97%+(LC-MS),99%ee
Documents:COANMRSDS
RG 1G In Stock 23 USD
97%+(LC-MS),99%ee
Documents:COANMRSDS
RG 5G In Stock 92 USD
97%+(LC-MS),99%ee
Documents:COANMRSDS
RG 25G In Stock 325 USD
97%+(LC-MS),99%ee
Documents:COANMRSDS
RG 100G In Stock 1730 USD
Your region is eligible for ordering.
Should you have any questions, please contact us by Email.
Batch COA
Available
NMR Spectrum
Verified
In Stock
Fast Shipping
ISO 9001
Quality System

Quick Links

Applications of 74839-84-2

(R,R)-Chiraphos finds applications primarily in asymmetric synthesis and catalysis. Its ability to induce chirality makes it essential for producing enantiomerically pure compounds in pharmaceuticals and agrochemicals. Additionally, it is used in the preparation of various metal complexes that are employed in catalyzing reactions such as hydrogenation and cross-coupling.

Moreover, (R,R)-Chiraphos has potential applications in materials science due to its unique coordination properties with metals.

Physical and chemical properties of 74839-84-2

Appearance of Characters

solid

Boiling Point

529.2ºC at 760 mmHg

Exact Mass

426.16700

Flash Point

291.2ºC

H Bond Acceptors

0

H Bond Donors

0

LogP

6.02920

Melting Point

104-109ºC

Molecular Formula

C28H28P2

Molecular Weight

426.46900

PSA

27.18000

Sensitivity

Air Sensitive

Storage condition

under inert gas (nitrogen or Argon) at 2-8°C

Spectrums of 74839-84-2

Attention:
1.The NMR spectrum displayed on the page is a pre-sale reference spectrum and may differ from that of the actual received batch.
2.The accompanying documentation will include the NMR spectrum and purity analysis data for the shipped batch.
Physical sample testing spectrum (NMR) of 74839-84-2

Retrosynthesis analysis of 74839-84-2


Q&A for CAS 74839-84-2

1. How can I verify product quality?
Every batch of our Chemical Reagents is tested to meet ISO 9001 standards. We provide COA & NMR & SDS Provided with each shipment. Batch COA available for verification, and third-party retesting is supported. A full refund is offered if our data is incorrect.

2. What is the delivery time?
Orders from Ready stock / In stock items typically Ships Tomorrow via Fast Shipping via FedEx/DHL/UPS. International deliveries usually arrive within 7 business days, subject to customs clearance.

3. What if the received product doesn’t meet quality standards?
If your Lab Grade Chemical Reagents do not match the Batch COA available, we will issue a replacement or a full refund upon verification.

4. Are hazardous labels included? How is safe shipping ensured?
Hazardous products are labeled and packaged following international regulations. We provide SDS Provided with all hazardous shipments to ensure safe and compliant transport.

5. Do you offer technical support?
Yes. Our Lab Supplier team is available to assist with questions about product usage, storage, Lab Grade requirements, applications, and more.

6. Are volume discounts available?
Yes. For bulk orders of Chemical Reagents, we offer competitive pricing. Submit a quotation request and we’ll provide a tailored offer.

7. Do you provide samples?
Yes, samples are available for selected Lab Grade products. Please submit a request to confirm availability and specifications.

8. Do you have products in stock?
Yes. Items labeled In stock / Ready stock on our website are available for immediate shipment, usually within 1–2 business days. Large packs or custom specifications require lead time confirmation.

9. Can you customize purity or packaging?
Yes. We support customization of Lab Grade purity, packaging size, and special testing requirements. Share your needs and we’ll provide a tailored solution.

10. Is the COA consistent with the shipped batch?
Yes. Batch COA available matches the actual shipment. COAs shown online are for reference or from previous batches.

11. Do you support long-term supply agreements?
Yes. We offer Lab Supplier services for stable batch consistency, pricing agreements, and safety stock for long-term customers to ensure uninterrupted supply.

12. What payment methods do you accept?
We accept Pay Local Currency via bank transfer (T/T), PayPal, and other methods. Credit terms are available for qualified long-term partners.

Download SDS of 74839-84-2

Pictograms

Signal Word

Warning

Hazard Statements

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
H413 May cause long lasting harmful effects to aquatic life

Safety Data Sheet

Download COA of 74839-84-2

CAS/Product ID
*Required fields
Lot/Batch Number
*Required fields

Operate under the ISO 9001 system