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CAS 77-67-8 Ethosuximide molecular structure lightbox
CAS RN: 77-67-8

Ethosuximide

Product Availability

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5 package records5 with current stock3 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260522 1g In stock Shanghai, Guangdong Inquiry
Batchno.20250122 5g In stock Shanghai Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250223 1g In stock Inquiry
Batchno.20260601 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250123 1ml In stock Inquiry
  • Product code: SSC-186474
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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: 1g
  • 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 77-67-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g ≥95% 0 Out of Stock Shenzhen Inquiry

77-67-8 / 3-ethyl-3-methylpyrrolidine-2,5-dione

Standard CAS: 77-67-8 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
77-67-8
Multi CAS
No
Molecular Formula
C7H11NO2
Molecular Weight
141.170000
Exact Mass
141.078979
InChI
InChI=1S/C7H11NO2/c1-3-7(2)4-5(9)8-6(7)10/h3-4H2,1-2H3,(H,8,9,10)
InChIKey
HAPOVYFOVVWLRS-UHFFFAOYSA-N

Physical Properties

Melting Point
64 - 65 °C 64.5 °C
Physical Description
Solid
Appearance
Crystals from acetone and ether WHITE TO OFF-WHITE CRYSTALLINE POWDER OR WAXY SOLID
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
10
Fraction Csp3
0.71
Rotatable bonds
1
H-bond acceptors
2
H-bond donors
1
Molar refractivity
36.16
TPSA
46.17

LogP / Solubility

WLOGP
0.45
MLOGP
0.39
XLogP3
0.4
Consensus LogP
0.41
Log S (ESOL)
-0.93
Class (ESOL)
Very soluble
Log S (Ali)
-1.04
Class (Ali)
Soluble
Log S (SILICOS-IT)
-1.07
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)
-3.26

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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