丁二酸酐

Description

Succinic Anhydride · CAS 108-30-5 · C4H4O3. UNII 6RF4O17Z8J. Boiling Point: 502 °F at 760 mmHg (NTP, 1992); Boiling Point: 261 °C at 760 mm Hg; Boiling Point: 261 °C.

Identification

CAS Registry Number	108-30-5
PubChem CID	7922
Molecular formula	C4H4O3
IUPAC name	oxolane-2,5-dione
UNII (FDA)	6RF4O17Z8J

Computed Descriptors

Molecular Weight	100.07
XLogP3	-0.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	0
Exact Mass	100.016043985
Monoisotopic Mass	100.016043985
Topological Polar Surface Area	43.4
Heavy Atom Count	7
Formal Charge	0

Physical & Chemical Properties

Boiling Point	502 °F at 760 mmHg (NTP, 1992)
Boiling Point	261 °C at 760 mm Hg
Boiling Point	261 °C
Boiling Point	261 °C @760 [mm Hg]
Melting Point	247.3 °F (NTP, 1992)
Melting Point	119.6 °C
Melting Point	119 °C
Flash Point	157 °C
Density	1.104 @25 °C
Vapor Pressure	0.0015 [mmHg]

Physical description & handling notes

• Succinic anhydride appears as colorless needles or white crystalline solid. Melting point 237 °F. Sublimes at 239 °F at 5 mmHg pressure; and at 198 °F and 1 mmHg pressure. Moderately toxic and an irritant.
• Other Solid; Dry Powder; Liquid
• Colorless or light-colored solid; [Hawley] Odorless; [HSDB] White crystalline solid; [MSDSonline]
• Solid
• COLOURLESS CRYSTALS OR FLAKES.
• NEEDLES FROM ALC; RHOMBIC PYRAMIDS FROM CHLOROFORM OR CARBON TETRACHLORIDE

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: Use unspecified FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
GHS notification summary	0.2% (2 / 1275)

GHS Hazard Classification

GHS notification summary	0.2% (2 / 1275)
Reported hazard statements	H302, H314, H317, H318, H334, H319 (81.1%), H335 (90.6%), H402

Documented Uses

• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
• Sewer and Wastewater Treatment [Category: Industry]
• Plastic Composites Manufacturing [Category: Industry]
• Dehydrating agent in dry food mixtures
• Chemical intermediate for adhesives, dyes; elastomers for special tubings, cable coverings, and extruded articles.
• Manufacture of chemicals, pharmaceuticals, esters; hardener for resins, starch modifier in foods.

Synonyms

SUCCINIC ANHYDRIDE; 108-30-5; oxolane-2,5-dione; Succinic acid anhydride; Succinyl oxide; Dihydro-2,5-furandione; 2,5-Diketotetrahydrofuran; Butanedioic anhydride; Succinyl anhydride; 2,5-Furandione, dihydro-; Rikacid SA; Tetrahydro-2,5-dioxofuran; 2,5-Dioxotetrahydrofuran; Tetrahydro-2,5-furandione; NCI-C55696; DTXSID7021287

Frequently Asked Questions

What are the CAS number and molecular formula of Succinic Anhydride?

CAS 108-30-5; molecular formula C4H4O3; molecular weight — g/mol.

What other names is Succinic Anhydride known by?

SUCCINIC ANHYDRIDE, 108-30-5, oxolane-2,5-dione, Succinic acid anhydride, Succinyl oxide, Dihydro-2,5-furandione.

What is the regulatory status of Succinic Anhydride?

Documented regulatory listings: FDA Substance added to food: Use unspecified; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is Succinic Anhydride classified as hazardous?

0.2% of GHS notifications report no hazard classification (2 of 1275).

What are the key physical properties of Succinic Anhydride?

Boiling Point: 502 °F at 760 mmHg (NTP, 1992); Boiling Point: 261 °C at 760 mm Hg; Boiling Point: 261 °C; Boiling Point: 261 °C @760 [mm Hg].

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.