(±)-Epinephrine
(±)-Epinephrine (CAS: 329-65-7) is a crucial endogenous catecholamine with the linear formula (HO)₂C₆H₃CH(CH₂NHCH₃)OH and a molecular weight of 183.20 g/mol. As a vital neurotransmitter and hormone, it plays a significant role in the body's 'fight-or-flight' response. Its physiological effects are mediated through adrenergic receptors, making it a valuable tool in biochemical and cell biology research, particularly in studies of cell signaling and neuroscience.
- IUPAC
- (±)-3,4-Dihydroxy-α-(methylaminomethyl)benzyl alcohol,(±)-Adrenalin,3,4-Dihydroxy-α-(methylaminomethyl)benzyl alcohol,4-[1-Hydroxy-2-(methylamino)ethyl]-1,2-benzenediol
- Synonyms
- (±)-Adrenalin3,4-Dihydroxy-α-(methylaminomethyl)benzyl alcohol4-[1-Hydroxy-2-(methylamino)ethyl]-1,2-benzenediol

Biochemical Research
Utilised in laboratory settings for studying adrenergic receptor mechanisms and neurotransmission pathways. It serves as a standard for physiological research into the sympathetic nervous system.
Cell Signaling Studies
Employed to investigate intracellular signaling cascades initiated by G protein-coupled receptors (GPCRs). Essential for understanding cellular responses to stress and stimuli.
Neuroscience Research
A key reagent for studying the function of neurotransmitters and their roles in neurological processes. Useful in understanding brain function and disorders.
Adrenergic Agonist Research
Serves as a prototypical adrenergic agonist for in vitro and in vivo research. Helps elucidate the downstream effects of adrenergic receptor activation.
| Molecular weight | 183.20 |
|---|---|
| Linear formula | (HO)2C6H3CH(CH2NHCH3)OH |
| Assay | ≥95% |
| Storage temperature | 2-8°C |
| Melting point | 197 °C (dec.)(lit.) |

Hazard statements
- H311Toxic in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P312Call a POISON CENTER if you feel unwell
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 24-36/37/38 |
| Safety statements (S) | 26-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | rat ... Adra1a(29412), Adra2a(25083), Adrb1(24925), Adrb2(24176) |
|---|
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.
What is (±)-Epinephrine used for?
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(±)-Epinephrine is used for biochemical research, studying cell signaling pathways, neuroscience research, and as an adrenergic agonist in laboratory investigations.
What is the CAS number and chemical formula for (±)-Epinephrine?
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The CAS number is 329-65-7 and the linear formula is (HO)₂C₆H₃CH(CH₂NHCH₃)OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (±)-Epinephrine with an assay of ≥95%. We do not represent this product as USP, BP, or EP grade.
How should (±)-Epinephrine be handled safely?
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Handle with care, using appropriate personal protective equipment including eyeshields, face shields, gloves, and P2 respirator cartridges. Avoid inhalation, skin, and eye contact. It is classified as toxic, causes skin irritation, serious eye irritation, and may cause respiratory irritation.
Is (±)-Epinephrine a controlled substance?
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The provided data does not indicate that (±)-Epinephrine (CAS: 329-65-7) is a controlled substance under standard chemical supply regulations. However, users should verify local regulations.
How is (±)-Epinephrine shipped and exported?
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(±)-Epinephrine is shipped and exported according to UN 2811 regulations, classified under Class 6.1, Packing Group II. Storage at 2-8°C is recommended.
How can I request a quote or sample for (±)-Epinephrine?
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Please contact the TSS sales team via our website or direct email to request a quote or sample for (±)-Epinephrine.
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