Research chemical
CAS Number: 638132-66-8
![[1-(2R,5R)-2,5-dimethylphospholanyl]-[2-(2R,5R)-2,5-dimethylphospholanyl-1-oxide]benzene , 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene monooxide molecular structure, CAS 638132-66-8](/structure-images/638132-66-8.png?v=struct-v3)
Product details
For laboratory research and professional procurement workflows.
PubChem CID
11209472
Exact Mass
322.16153
InChIKey
ORZVYNTUPREFTI-KLHDSHLOSA-N
IUPAC Name
(2R,5R)-1-[2-[(2R,5R)-2,5-dimethylphospholan-1-yl]phenyl]-2,5-dimethyl-1lambda5-phospholane 1-oxide
SMILES String
O=P1(C2=CC=CC=C2P3[C@H](C)CC[C@H]3C)[C@H](C)CC[C@H]1C
[1-(2R,5R)-2,5-dimethylphospholanyl]-[2-(2R,5R)-2,5-dimethylphospholanyl-1-oxide]benzene , 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene monooxide is identified by CAS 638132-66-8, with molecular formula C18H28OP2, molecular weight 322.36, InChIKey ORZVYNTUPREFTI-KLHDSHLOSA-N.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
Availability, pack size, lead time, and pricing are confirmed through RFQ.
Appearance
White to off-white powder or crystals
Physical State
powder or crystals or crystal
XLogP
3.2
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
21
H-bond acceptors
1
H-bond donors
0
Rotatable bonds
2
Ring count
3
Aromatic rings
1
Topological polar surface area
17.07 Ų
Computed LogP
4.92
Fragment-like structure rule
No
Lead-like structure rule
No
Drug-like structure rule
Yes
Structure family
organophosphorus reagent
Precious metal motif
No
Transition metal motif
No
Phosphine ligand motif
No
N-heterocycle motif
No
Boronic acid motif
No
Computed structure descriptors generated from molecular structure. These are not experimental physical property values, supplier specifications, SDS data, or bioactivity claims.
Structural features
Research Catalog Compound - Documentation and Supplier Confirmation Required (CAS 638132-66-8) 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
Preliminary handling notes only; confirm supplier SDS before handling. Review storage, transport, and documentation requirements internally before order acceptance.
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 RequestSubmit the CAS number, quantity, purity requirement, and destination country for sourcing review.
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
Non-public references are shown as text only and do not imply equivalence, availability, or shared use.