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CAS 21943-50-0 2-BROMOCYCLOPENTANONE molecular structure lightbox
CAS RN: 21943-50-0

2-BROMOCYCLOPENTANONE

Product Availability

Choose a grade to view its available package options.

7 package records5 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260221 200mg / 1g / 5g / 25g Confirm by inquiry Shanghai 5-7 business days Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250616 100mg In stock Shanghai Inquiry
Batchno.20250719 10g Out of stock Inquiry
Batchno.20250707 1g Out of stock Inquiry
Batchno.20260311 250mg In stock Shanghai Inquiry
Batchno.20250331 25g In stock Shanghai Inquiry
Batchno.20250723 5g In stock Tianjin Inquiry
  • Product code: SSC-105549
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Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 0.1g, 0.25g, 1g, 5g
  • Available purity: >95%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 21943-50-0
Pack Size Recorded Purity Available Qty Ship From Inquiry
0.1g >95% 0 Out of Stock Hong Kong Inquiry
0.25g >95% 0 Out of Stock Beijing Inquiry
1g >95% 0 Out of Stock Shanghai Inquiry
5g >95% 0 Out of Stock Shenzhen Inquiry

21943-50-0 / 2-bromocyclopentan-1-one

Standard CAS: 21943-50-0 Multi CAS: No
Basic Information Computed Properties

Basic Information

CAS
21943-50-0
Multi CAS
No
Molecular Formula
C5H7BrO
Molecular Weight
163.010000
Exact Mass
161.968030
SMILES
C1CC(C(=O)C1)Br
InChI
InChI=1S/C5H7BrO/c6-4-2-1-3-5(4)7/h4H,1-3H2
InChIKey
KZBPPOPPFUDSOP-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
7
Fraction Csp3
0.8
H-bond acceptors
1
Molar refractivity
31.57
TPSA
17.07

LogP / Solubility

WLOGP
1.5
MLOGP
1.32
XLogP3
1.3
Consensus LogP
1.37
Log S (ESOL)
-1.8
Class (ESOL)
Soluble
Log S (Ali)
-1.98
Class (Ali)
Soluble
Log S (SILICOS-IT)
-1.97
Class (SILICOS-IT)
Soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-2.65

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
2

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