Diglycolic anhydride, 98%

About Diglycolic anhydride, 98%

Diglycolic anhydride is an acylating agent carrying the CAS registry number 4480-83-5 at a purity of 98%. The compound has the formula C4H4O4, corresponding to a molecular weight of 116.07 g/mol. Systematically, it is named 1,4-dioxane-2,6-dione. Common synonyms include p-Dioxane-2,6-dione and Diglycolic acid anhydride.

The material typically appears as white powder or crystal or chunks. Reported physical data include a melting point of 92-93 °C and a boiling point of 240-241 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 5 g, 25 g and 100 g packs, Diglycolic anhydride is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Diglycolic anhydride, 98%
Catalogue No.	VQ-009129
CAS Number	4480-83-5
IUPAC name	1,4-dioxane-2,6-dione
Molecular formula	C₄H₄O₄
Molecular weight	116.07 g/mol
Exact mass	116.011
Purity / assay	98%
HSN code	29329900
InChIKey	PIYNUZCGMLCXKJ-UHFFFAOYSA-N
SMILES	C1C(=O)OC(=O)CO1
PubChem CID	78232

Physical properties
Physical form	Crystalline
Appearance	White powder or crystal or chunks
Melting point	92-93 °C
Boiling point	240-241 °C
LogP (XLogP3)	-0.4
H-bond donors / acceptors	0 / 4
TPSA	52.6 Å²
Synonyms	p-Dioxane-2,6-dione, Diglycolic acid anhydride, Oxydiacetic anhydride, Acetic acid, 2,2'-oxybis-, cyclic anhydride, Acetic acid, oxydi-, cyclic anhydride, Diglycolicanhydride, 2-Pyridineacetic Aci, 1,4-Dioxan-2,6-dione, [1,4]Dioxane-2,6-dione, Diglycolic anhydride, technical grade, 90%

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Diglycolic anhydride, 98%?

The CAS Registry Number of Diglycolic anhydride, 98% is 4480-83-5. It is also known as p-Dioxane-2,6-dione, Diglycolic acid anhydride, Oxydiacetic anhydride.

What is the molecular formula and molecular weight of Diglycolic anhydride, 98%?

Diglycolic anhydride, 98% has the molecular formula C4H4O4 and a molecular weight of 116.07 g/mol. Its IUPAC name is 1,4-dioxane-2,6-dione.

Which grade and pack sizes of Diglycolic anhydride, 98% can I order?

We supply Diglycolic anhydride, 98% in (98%) grade, in 5 g, 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Diglycolic anhydride, 98%?

Yes. Every lot of Diglycolic anhydride, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Diglycolic anhydride, 98% be shipped internationally?

Yes. Diglycolic anhydride, 98% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.