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CAS 108-97-4 4H-Pyran-4-one molecular structure lightbox
CAS RN: 108-97-4

4H-Pyran-4-one

Product Availability

Choose a grade to view its available package options.

6 package records3 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250520 100mg / 250mg Confirm by inquiry Shanghai Inquiry
Batchno.20250427 10g Out of stock Inquiry
Batchno.20250312 1g Out of stock Inquiry
Batchno.20251226 250mg In stock Shanghai, Shenzhen, Chengdu Inquiry
Batchno.20251129 25g Out of stock Inquiry
Batchno.20260406 5g In stock Tianjin Inquiry
  • Product code: SSC-009307
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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: 10g
  • 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 108-97-4
Pack Size Recorded Purity Available Qty Ship From Inquiry
10g ≥95% 0 Out of Stock Shenzhen Inquiry

108-97-4 / pyran-4-one

4H-PYRAN-4-ONE | gamma-Pyrone | 4-Pyrone

Standard CAS: 108-97-4 Multi CAS: Yes
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
108-97-4
Multi CAS
Yes
Molecular Formula
C5H4O2
Molecular Weight
96.080000
Exact Mass
96.021129
SMILES
C1=COC=CC1=O
InChI
InChI=1S/C5H4O2/c6-5-1-3-7-4-2-5/h1-4H
InChIKey
CVQUWLDCFXOXEN-UHFFFAOYSA-N
Synonyms
4H-PYRAN-4-ONE gamma-Pyrone 4-Pyrone .gamma.-Pyrone UNII-UJ7X07IM7Z

Computed Properties

Structural Parameters

Heavy atom count
7
Aromatic heavy atom count
6
H-bond acceptors
2
Molar refractivity
24.98
TPSA
30.21

LogP / Solubility

WLOGP
0.64
MLOGP
0.55
XLogP3
0.1
Consensus LogP
0.43
Log S (ESOL)
-1.47
Class (ESOL)
Soluble
Log S (Ali)
-0.81
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.82
Class (SILICOS-IT)
Very 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)
-2.85

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
1.5

Safety & Transport

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary Statement Codes
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

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