1H,3h-naphtho[1,8-cd]pyran-1,3-dione | CAS 81-84-5

Element: naphtho dione pyran

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C-S » Chemicals » naphtho-pyran-dione-PX112965

Identification

1H,3h-naphtho[1,8-cd]pyran-1,3-dione

CAS:

81-84-5

EINECS:

201-380-2

Molecular Formula:

C₁₂H₆O₃

MDL:

MFCD00006925

SMILES:

O=C1OC(=O)c2c3c1cccc3ccc2

Synonym:

protect ; naphthalic anhydride ; naphthalic anh ; naphthalic ; protect(r) ; ai3-09071 ; 1,8-naphthalic ; pakarli ; naphthalic anhydrid ; 1,8-naphthalic anhyd

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Prices & Availability

Data is processed

Properties for 1H,3h-naphtho[1,8-cd]pyran-1,3-dione

Molecular Weight:

198.17 g·mol−1

Melting point:

269 °C

Flash point:

272 °C

Physical Description:

beige to light brown powder

Hazard Statements

GHS03
Harmful

Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, categories 2, 3
Eye irritation, category 2A
Skin sensitization, category 1
Specific target organ toxicity following single exposure, category 3
- Respiratory tract irritation
- Narcotic effects

Not used

with the "skull and crossbones" pictogram
for skin or eye irritation if:
the "corrosion" pictogram also appears
the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:

R36/37/38 - Irritating to eyes, respiratory system and skin

Safety Codes:

S24/25 - Avoid contact with skin and eyes
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S37/39 - Wear suitable gloves and eye/face protection

Hazard Symbols:

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