Research chemical
CAS Number: 208520-80-3
![[(3s,4s)-4-Hydroxypyrrolidin-3-yl]carbamic acid tert-butyl ester molecular structure, CAS 208520-80-3](/structure-images/208520-80-3.png?v=struct-v2)
Product details
For laboratory research and professional procurement workflows.
PubChem CID
22942153
Exact Mass
256.142307
InChIKey
NWNAEETYPITDNG-VIFPVBQESA-N
IUPAC Name
tert-butyl N-[(2S)-1-[methoxy(methyl)amino]-1-oxopent-4-yn-2-yl]carbamate
SMILES String
C#CC[C@H](NC(=O)OC(C)(C)C)C(=O)N(C)OC
No physical property values available.
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
18
H-bond acceptors
6
H-bond donors
1
Rotatable bonds
4
Ring count
0
Aromatic rings
0
Topological polar surface area
67.87 Ų
Computed LogP
0.92
Structural features
[(3s,4s)-4-Hydroxypyrrolidin-3-yl]carbamic acid tert-butyl ester (CAS 208520-80-3) is maintained as a commercial cas reference with formula C12H20N2O4, molecular weight 256. 30 g/mol, PubChem CID 22942153.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Use this page for CAS identity lookup, internal catalog search, and commercial discovery workflows; structure-derived tags include fragment-like structure profile, lead-like structure profile, drug-like rule profile.
Documentation needs
Review supplier documentation before handling; for research use only.
Safety and handling reference content is available through documentation requests.
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.
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.
Procurement notes
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Use the quote panel for visible public options. Additional quantities or specifications can be reviewed by RFQ.
Purity, lot identity, and batch-specific documentation are confirmed before procurement decisions.
Supplier-issued COA and SDS can be requested before handling, storage, shipment, or procurement decisions.
Final quote depends on quantity, lead time, destination, and supplier confirmation.
[(3s,4s)-4-Hydroxypyrrolidin-3-yl]carbamic acid tert-butyl ester is listed as in-stock / available for research-use sourcing review. Final availability, lot specification, and lead time are confirmed by RFQ.
The page shows a public reference price in the quote panel. Submit an RFQ to confirm current price, quantity breaks, lead time, and destination-specific shipping requirements.
Yes. Supplier-issued COA and SDS can be requested during the RFQ workflow. Lot-specific documents depend on supplier and batch confirmation.
Fragment-like structure rule
Yes
Lead-like structure rule
Yes
Drug-like structure rule
Yes
Structure family
organic nitrogen ligand candidate
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.
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.
Additional text reference cues are not available for this catalog entry.
Non-public references are shown as text only and do not imply equivalence, availability, or shared use.