Uracil, 99%

Name: Uracil, 99%
Brand: Vaqora Chemicals
SKU: VQ-011295

About Uracil, 99%

Listed under CAS 66-22-8, Uracil is a chiral building block available from Vaqora Chemicals in Biochemistry grade, specified at 99% purity. Its molecular formula is C4H4N2O2 and its molecular weight is 112.09 g/mol. The IUPAC name is 1H-pyrimidine-2,4-dione. It is also known as 2,4(1H,3H)-Pyrimidinedione or 2,4-Pyrimidinediol.

It is supplied as a powder. Reported physical data include a melting point of above 300 °C and a boiling point of 379 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

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

Standard pack sizes are 5 g, 25 g, 100 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
Analytical determinations

Industries

Specifications & identifiers

Chemical identifiers
Product name	Uracil, 99%
Catalogue No.	VQ-011295
CAS Number	66-22-8
IUPAC name	1H-pyrimidine-2,4-dione
Molecular formula	C₄H₄N₂O₂
Molecular weight	112.09 g/mol
Exact mass	112.0273
Grade	Biochemistry
Purity / assay	99%
HSN code	29335990
InChIKey	ISAKRJDGNUQOIC-UHFFFAOYSA-N
SMILES	C1=CNC(=O)NC1=O
PubChem CID	1174

Physical properties
Physical form	Powder
Appearance	Powder
Melting point	>300 °C
Boiling point	379 °C
Density	0.99-1.0 g/cm3
LogP (XLogP3)	-1.1
H-bond donors / acceptors	2 / 2
TPSA	58.2 Å²
UN number	UN 2733
Synonyms	2,4(1H,3H)-Pyrimidinedione, 2,4-Pyrimidinediol, 2,4-Dihydroxypyrimidine, pyrimidine-2,4(1H,3H)-dione, Hybar X, 2,4-Dioxopyrimidine, 2,4-Pyrimidinedione, 1,2,3,4-tetrahydropyrimidine-2,4-dione, 2, 4-Dioxopyrimidine, 2-hydroxy-4-(1H)-pyrimidione, 2-hydroxy-4-(3H)-pyrimidione, 4-hydroxy-2-(1H)-pyrimidione

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

Other grades of CAS 66-22-8

Cell Culture

Uracil, cell culture tested

CAS: 66-22-8
Formula: C₄H₄N₂O₂
MW: 112.09 g/mol

VQ-046367

Spectroscopy

Uracil, for spectroscopy

CAS: 66-22-8
Formula: C₄H₄N₂O₂
MW: 112.09 g/mol

VQ-046563

Frequently asked questions

What is the CAS number of Uracil, 99%?

The CAS Registry Number of Uracil, 99% is 66-22-8. It is also known as 2,4(1H,3H)-Pyrimidinedione, 2,4-Pyrimidinediol, 2,4-Dihydroxypyrimidine.

What is the molecular formula and molecular weight of Uracil, 99%?

Uracil, 99% has the molecular formula C4H4N2O2 and a molecular weight of 112.09 g/mol. Its IUPAC name is 1H-pyrimidine-2,4-dione.

Which grade and pack sizes of Uracil, 99% can I order?

We supply Uracil, 99% in Biochemistry (99%) grade, in 5 g, 25 g, 100 g, 1 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Uracil, 99%?

Yes. Every lot of Uracil, 99% 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 Uracil, 99% be shipped internationally?

Yes. Uracil, 99% is classified as hazardous (UN 2733), 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.