2H-pyran-2,6(3h)-dione | CAS 108-55-4

Element: dione pyran

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C-S » Chemicals » pyran-dione-PX127407

Identification

2H-pyran-2,6(3h)-dione

CAS:

108-55-4

EINECS:

203-593-6

Molecular Formula:

C₅H₆O₃

MDL:

MFCD00006679

SMILES:

O=C1CC=CC(=O)O1

Synonym:

glutaric anhydride,95% ; pentanedioicanhydride ; gan ; pyroglutaricacid ; glutaricacidanhydride ; glutaric anhydride ; glutaric anhydrid ; pentanedioic anhydride ; glutaric anhydride,90% ; glutamic anhydride

Suppliers

BLD Pharmatech Ltd

BP11883564

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CAS equal suppliers

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Skyrun Industrial Co., Ltd.

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Aecochem Corp.

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FUDI Chemical Co. Ltd.

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Amadis Chemical Company Limited

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Angene International Limited

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Prices & Availability

Data is processed

Properties for 2H-pyran-2,6(3h)-dione

Molecular Weight:

114.1 g·mol−1

Density:

1,411 g/cm³

Melting point:

50-55 °C(lit.)

Boiling point:

150 °C10 mm Hg(lit.)

Flash point:

>230 ºF

Physical Description:

beige to light brown crystalline powder

Hazard Statements

GHS05
Corrosive

Corrosive to metals, category 1

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:

R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed
R21/22 - Harmful in contact with skin and if swallowed
R36/37/38 - Irritating to eyes, respiratory system and skin
R37/38 - Irritating to respiratory system and skin
R41 - Risk of serious damage to eyes

Safety Codes:

S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
S36/39 - Wear suitable protective clothing and eye/face protection

Hazard Symbols:

Storage temperature :

2-8°C

Alternative Distributors of [2H-pyran-2,6(3h)-dione]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Jinjiangchem Corporation | Jinan Haohua Industry Co., Ltd.