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DL-Ethionine

CAS 67-21-0C2H5SCH2CH2CH(NH2)COOHBiochemicals & Reagents

DL-Ethionine (CAS: 67-21-0) is a non-proteinogenic amino acid analogue of methionine. With a molecular weight of 163.24 g/mol, it is primarily utilised in biochemical research as a tool to study methionine metabolism and its effects on cellular processes. Its structural similarity to methionine allows it to interfere with normal biochemical pathways, making it valuable for investigating enzyme inhibition and protein synthesis.

IUPAC
DL-2-Amino-4-(ethylthio)butyric acid
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DL-Ethionine (C2H5SCH2CH2CH(NH2)COOH) — chemical structure, CAS 67-21-0; Life Science, fine chemical supplied by Tech Serve Solutions
Amino AcidsBiochemicals and ReagentsModified Amino Acids
01 /Applications

Biochemical Research

DL-Ethionine serves as a valuable tool in biochemical and pharmacological research. It is used to investigate the effects of methionine deficiency or antagonism in cellular systems and animal models, aiding the study of protein synthesis and metabolic pathways.

Enzyme Inhibition Studies

This compound acts as an antagonist or inhibitor of enzymes that utilise methionine. Researchers employ DL-Ethionine to elucidate enzyme mechanisms and explore potential therapeutic targets related to methionine metabolism.

Cellular Metabolism Studies

DL-Ethionine is employed to explore the role of methionine in various cellular processes, including cell growth, differentiation, and DNA/RNA synthesis. Its incorporation into proteins can disrupt normal cellular functions, providing insights into metabolic regulation.

02 /Properties
Molecular weight163.24
Linear formulaC2H5SCH2CH2CH(NH2)COOH
Assay≥95% (TLC)
Storage temperature−20°C
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)3
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
67-21-0
MDL number
MFCD00063102
PubChem substance
24894606
Beilstein registry
1722529
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is DL-Ethionine used for?

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DL-Ethionine is used in biochemical research to study methionine metabolism, enzyme inhibition, and cellular processes. It acts as a non-proteinogenic amino acid analogue of methionine.

What are the CAS number and chemical formula for DL-Ethionine?

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The CAS number for DL-Ethionine is 67-21-0. Its linear formula is C2H5SCH2CH2CH(NH2)COOH.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies DL-Ethionine with an assay of ≥95% (TLC). This product is intended for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.

How should DL-Ethionine be handled safely?

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DL-Ethionine is classified as a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Ensure good ventilation and avoid breathing dust.

Is DL-Ethionine a controlled substance?

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The provided data does not indicate that DL-Ethionine is a controlled substance.

How is DL-Ethionine packed and shipped?

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DL-Ethionine is stored at -20°C. We ensure secure and compliant packaging for global export, adhering to all necessary regulations for chemical transportation.

How can I request a sample or quote for DL-Ethionine?

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To request a sample or a quote for DL-Ethionine, please contact our sales team through the website or by calling us directly. Provide your contact details and the quantity required.

Need DL-Ethionine in a specific grade or volume?