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CAS 108-29-2 γ-Valerolactone molecular structure lightbox
CAS RN: 108-29-2

γ-Valerolactone

Product Availability

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4 package records4 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260614 100g In stock Shanghai, Shenzhen, Tianjin, Wuhan Inquiry
Batchno.20250502 1kg In stock Shanghai, Shenzhen, Tianjin, Wuhan Inquiry
Batchno.20250327 25g In stock Shanghai, Tianjin, Chengdu Inquiry
Batchno.20250831 500g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
  • Product code: SSC-009282
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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: 500g
  • Available purity: ≥98%
  • 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 108-29-2
Pack Size Recorded Purity Available Qty Ship From Inquiry
500g ≥98% 0 Out of Stock Beijing Inquiry

108-29-2 / 5-methyloxolan-2-one

gamma-Valerolactone | 4-Pentanolide | 4-Valerolactone

Standard CAS: 108-29-2 Multi CAS: Yes
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
108-29-2
Multi CAS
Yes
Molecular Formula
C5H8O2
Molecular Weight
100.120000
Exact Mass
100.052429
SMILES
CC1CCC(=O)O1
InChI
InChI=1S/C5H8O2/c1-4-2-3-5(6)7-4/h4H,2-3H2,1H3
InChIKey
GAEKPEKOJKCEMS-UHFFFAOYSA-N
Synonyms
gamma-Valerolactone 4-Pentanolide 4-Valerolactone gamma-Pentalactone 4-Hydroxypentanoic acid lactone

Physical Properties

Melting Point
-24 °F (NTP, 1992) -31 °C
Boiling Point
405 to 406 °F at 760 mmHg (NTP, 1992) 207.00 to 208.00 °C. @ 760.00 mm Hg
Density
1.057 at 68 °F (NTP, 1992) - Denser than water; will sink 1.047-1.054
Physical Description
Gamma-valerolactone is a clear, colorless, mobile liquid. pH (anhydrous): 7.0. pH (10% solution in distilled water): 4.2. (NTP, 1992) Colorless liquid; [CAMEO] Liquid colourless to slightly yellow liquid with a warm, sweet, herbaceous odour
State
Liquid
Storage Conditions
STORAGE PRECAUTIONS: You should store this chemical at ambient temperatures, and keep it away from oxidizing materials. (NTP, 1992)

Computed Properties

Structural Parameters

Heavy atom count
7
Fraction Csp3
0.8
H-bond acceptors
2
Molar refractivity
24.79
TPSA
26.3

LogP / Solubility

WLOGP
0.71
MLOGP
0.61
XLogP3
0.6
Consensus LogP
0.64
Log S (ESOL)
-0.91
Class (ESOL)
Very soluble
Log S (Ali)
-0.89
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.9
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)
-2.83

Drug-likeness / Medicinal Chemistry

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

Safety & Transport

GHS Hazard Statements
Not Classified Reported as not meeting GHS hazard criteria by 1420 of 1469 companies (only 3.3% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

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