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CAS 203866-17-5 BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER molecular structure lightbox
CAS RN: 203866-17-5

BOC-4,4-DIFLUORO-L-PROLINE METHYL ESTER

Product Availability

Choose a grade to view its available package options.

6 package records6 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250110 10g In stock Inquiry
Batchno.20250727 1g In stock Inquiry
Batchno.20250714 250mg In stock Inquiry
Batchno.20260127 25g In stock Inquiry
Batchno.20250910 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260407 1g / 5g / 10g / 25g Confirm by inquiry Shanghai 5-7 business days Inquiry
  • Product code: SSC-095951
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Verified Factory Data

Supply Overview & Packaging Options

Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.

  • Pack sizes on record: 1g, 5g, 10g, 25g, 100g
  • Available purity: >97%
  • Inventory rows with stock: 1
  • Bulk packaging: confirmed by inquiry
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Available Pack Sizes & Stock

Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 203866-17-5
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g >97% 5 In Stock Hong Kong Inquiry
5g >97% 0 Out of Stock Beijing Inquiry
10g >97% 0 Out of Stock Hong Kong Inquiry
25g >97% 0 Out of Stock Shanghai Inquiry
100g >97% 0 Out of Stock Hong Kong Inquiry

203866-17-5 / 1-O-tert-butyl 2-O-methyl (2S)-4,4-difluoropyrrolidine-1,2-dicarboxylate

Standard CAS: 203866-17-5 Multi CAS: No
Basic Information Computed Properties

Basic Information

CAS
203866-17-5
Multi CAS
No
Molecular Formula
C11H17F2NO4
Molecular Weight
265.250000
Exact Mass
265.112564
SMILES
CC(C)(C)OC(=O)N1CC(C[C@H]1C(=O)OC)(F)F
InChI
InChI=1S/C11H17F2NO4/c1-10(2,3)18-9(16)14-6-11(12,13)5-7(14)8(15)17-4/h7H,5-6H2,1-4H3/t7-/m0/s1
InChIKey
RQDZKOOUQIDZOG-ZETCQYMHSA-N

Computed Properties

Structural Parameters

Heavy atom count
18
Fraction Csp3
0.82
Rotatable bonds
1
H-bond acceptors
4
Molar refractivity
58.31
TPSA
55.84

LogP / Solubility

WLOGP
1.8
MLOGP
1.6
XLogP3
1.9
Consensus LogP
1.77
Log S (ESOL)
-2.56
Class (ESOL)
Moderately soluble
Log S (Ali)
-3.04
Class (Ali)
Poorly soluble
Log S (SILICOS-IT)
-3
Class (SILICOS-IT)
Poorly soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
Yes
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.06

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Leadlikeness
Yes
Synthetic Accessibility
2

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