Technical Data

011427
CAS Number
1189703-33-0
Grade
Highly Purified
Molecular Formula
C7H8D3NO2
Molecular Weight
144.19
EU Commodity Code
38220090
Shipping Temp
RT
Storage Temp
4°C
Ethosuximide-d3
3-(Ethyl-d3)-3-methyl-2,5-pyrrolidinedione; 2-(Ethyl-d3)-2-methylsuccinimide; Atysmal-d3; Capitus-d3; Emeside-d3; Etosuximid-d3; H 940;-d3 Mesentol-d3; NSC 64013-d3; Simatin-d3; Succimal-d3; Succimitin-d3; Suxilep-d3; Suximal-d3

Anticonvulsant.

Synonyms
3-(Ethyl-d3)-3-methyl-2,5-pyrrolidinedione; 2-(Ethyl-d3)-2-methylsuccinimide; Atysmal-d3; Capitus-d3; Emeside-d3; Etosuximid-d3; H 940;-d3 Mesentol-d3; NSC 64013-d3; Simatin-d3; Succimal-d3; Succimitin-d3; Suxilep-d3; Suximal-d3
CAS No
1189703-33-0 Unlabeled: 77-67-8
Molecular Formula
C7H8D3NO2
Molecular Weight
144.19
Purity
≥98%
Appearance
White to pale yellow solid
Melting Point
42-44°C (lit)
Solubility
Chloroform (Slightly), Methanol (Slightly)
Method for Determining Identity
Proton NMR Spectroscopic and Mass Spectrometric analysis
TLC Conditions
SiO2; Hexanes: Ethyl Acetate=7:3; Visualized with UV and KMnO4; Single Spot, Rf=0.50
Elemental Analysis
Calculated: %C: 58.31, %N: 7.69, %N: 9.71
Normalized Intensity
d0: 0.15%, d1: 0.24%, d2: 0.00%, d3: 99.61%
Storage and Stability
May be stored at RT for short-term only. Long-term storage is recommended at 4ºC for 6 months after receipt.
Important Note
This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Toxicity and Hazards
 All products should be handled by qualified personnel only, trained in laboratory procedures.

Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.

References
1. Sato, S., et al.: Neurology, 32, 157 (1982). 2. Wallance, S.J., et al.: Neurol. Clin., 4, 601 (1986),
USBio References
No references available
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