C8H7ClO3
186.59 g/mol
Research ReagentDanger
2-Chloro-1-(3,4-dihydroxyphenyl)ethanone
CAS99-40-1EC202-754-8
Category
Research Reagent
Compound Class
Aromatic
Primary Use
Research Compound
2-Chloro-1-(3,4-dihydroxyphenyl)ethanone is a chlorinated acetophenone derivative featuring both a chlorine atom and two hydroxyl groups on the aromatic ring. It is primarily used as a research chemical reference standard for analytical and laboratory applications.
research chemical reference standard
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
Safety Reference
Danger
H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 2-Chloro-1-(3,4-dihydroxyphenyl)ethanone (CAS 99-40-1) is 2914.79.
HS code (international, 6-digit)
2914.79
EU CN code (8-digit)
2914 79 00
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
2-chloro-1-(3,4-dihydroxyphenyl)ethanone
InChIKey
LWTJEJCZJFZKEL-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1C(=O)CCl)O)O
Synonyms (27)
- NORADRENALINE TARTRATE IMPURITY E (EP IMPURITY)
- Noradrenaline (Norepinephrine) EP Impurity E
- Noradrenaline EP Impurity E
- Noradrenaline impurity E, European Pharmacopoeia (EP)
- Norepinephrine EP Impurity E
- 4-(Chloroacetyl)catechol
- 4-(Chloroacetyl)pyrocatechol
- AT-051/43421153
- Noradrenaline impurity E CRS
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