C17H22ClN3
303.8 g/mol
Dye & PigmentDanger
Auramine O
CAS2465-27-2EC219-567-2
Category
Dye & Pigment
Compound Class
Amine
Primary Use
dye for textiles and paper
Auramine O is a yellow dye that appears as yellow flakes or powder. It is used primarily to dye textiles and paper, as well as in applications such as leather processing and as a biological stain.
dyeing textiles and paperstaining acid-fast bacteria and tissueuse as a disinfectant and antiseptic
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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Safety Reference
Danger
H302Harmful if swallowed
H311Toxic in contact with skin
H319Causes serious eye irritation
H351Suspected of causing cancer
H411Toxic to aquatic life with long lasting effects
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H373May cause damage to organs through prolonged or repeated exposure
Customs Tariff Classification
The international HS code for Auramine O (CAS 2465-27-2) is 3204.13.
HS code (international, 6-digit)
3204.13
EU CN code (8-digit)
3204 13 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
4-[4-(dimethylamino)benzenecarboximidoyl]-N,N-dimethylaniline;hydrochloride
InChIKey
KSCQDDRPFHTIRL-UHFFFAOYSA-N
SMILES
CN(C)C1=CC=C(C=C1)C(=N)C2=CC=C(C=C2)N(C)C.Cl
Synonyms (69)
- AURAMINE HYDROCHLORIDE
- Adc Auramine O
- Aizen Auramine conc.SFA
- Aizen auramine
- Aizen auramine OH
- Auramin
- Auramine (VAN)
- Auramine 0-100
- Auramine A1
- Auramine Extra
- Auramine Extra Conc. A
- Auramine FA
- Auramine FWA
- Auramine II
- Auramine Lake Yellow O
- Auramine N
- Auramine O
- Auramine O (biological stain)
- Auramine O hydrochloride
- Auramine O, indicator
- Auramine ON
- Auramine OO
- Auramine OOO
- Auramine OS
- Auramine Pure
- Auramine SP
- Auramine Yellow
- Auramine chloride
- Auramine, monohydrochloride
- Basic Yellow 2
- Basic Yellow 2, fugitive
- Benzophenoneidum
- C.I. Basic Yellow 2
- Calcozine Yellow OX
- Canary yellow, pyoktanin
- Mitsui Auramine O
- Pyocatanium aureum
- Zlut zasadita 2
- pyoktanin yellow
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