C9H13NO2
167.2 g/mol
APIWarning
Synephrine
CAS94-07-5EC202-300-9
Category
API
Compound Class
Natural Product
Primary Use
Pharmaceutical Raw Material
Synephrine is an alkaloid that occurs naturally in some plants and animals and is also present in approved drug products. It is known for its longer-acting adrenergic effects compared to epinephrine and norepinephrine, and is found at very low concentrations in common foodstuffs such as orange juice and other orange products.
active pharmaceutical ingredient in approved drug productsnaturally occurring alkaloid in foodstuffs
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Oxedrine tartrate
CAS16589-24-5
pharmaceutical raw material
StrongSame Parent
Oxedrine hydrochloride
CAS5985-28-4
pharmaceutical raw material
ReferenceSame Category
Benzocaine
CAS94-09-7
pharmaceutical raw material
ReferenceSame Category
Tetracaine
CAS94-24-6
pharmaceutical raw material
ReferenceSame Category
Butamben
CAS94-25-7
pharmaceutical raw material
ReferenceSame Category
Benzyl nicotinate
CAS94-44-0
pharmaceutical raw material
Referencestereoisomer of
(-)-oxedrine
CAS614-35-7
pharmaceutical raw material
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Synephrine (CAS 94-07-5) is 2939.79.
HS code (international, 6-digit)
2939.79
EU CN code (8-digit)
2939 79 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
4-[1-hydroxy-2-(methylamino)ethyl]phenol
InChIKey
YRCWQPVGYLYSOX-UHFFFAOYSA-N
SMILES
CNCC(C1=CC=C(C=C1)O)O
Synonyms (56)
- (+-)-N-Methyloctopamine
- (y)-Synephrine
- Adrenaline Impurity 33
- Advantra z
- Analeptin
- DL-SYNEPHRINE
- Ethaphene
- OXEDRINE [MART.]
- Oxedrine
- Oxedrine (BAN)
- Oxedrine (Standard)
- Oxedrine, Sympatol
- Parakorper
- Parakorper [German]
- Parasympatol
- S 38537-9
- Simpalon
- Simpatol
- Sympaethamin
- Sympaethamine
- Sympathol
- Sympatol
- Synefrin
- Synefrin [Czech]
- Synephrin
- Synephrine
- Synephrine (Oxedrine)
- Synephrine (Standard)
- Synthenate
- p-Oxedrine
- p-Synephrine
- rac-Synephrine
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