1,3-Dimethyluracil, 99%

Name: 1,3-Dimethyluracil, 99%
Brand: Vaqora Chemicals
SKU: VQ-011900

About 1,3-Dimethyluracil, 99%

1,3-Dimethyluracil is a diazine derivative carrying the CAS registry number 874-14-6 with a typical assay of 99%. The compound has the formula C6H8N2O2, corresponding to a molecular weight of 140.14 g/mol. The IUPAC name is 1,3-dimethylpyrimidine-2,4-dione. It is also known as 1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione or 2,4-Dihydroxy-1,3-dimethylpyrimidine.

It is supplied as a white to yellow to tan powder. Reported physical data include a melting point of 119-122 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span fluorescent labelling and organic synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

Fluorescent labelling
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	1,3-Dimethyluracil, 99%
Catalogue No.	VQ-011900
CAS Number	874-14-6
IUPAC name	1,3-dimethylpyrimidine-2,4-dione
Molecular formula	C₆H₈N₂O₂
Molecular weight	140.14 g/mol
Exact mass	140.0586
Purity / assay	99%
HSN code	29309099
InChIKey	JSDBKAHWADVXFU-UHFFFAOYSA-N
SMILES	CN1C=CC(=O)N(C1=O)C
PubChem CID	70122

Physical properties
Physical form	Powder
Appearance	White to yellow to tan powder
Melting point	119-122 °C
LogP (XLogP3)	-0.5
H-bond donors / acceptors	0 / 2
TPSA	40.6 Å²
Synonyms	1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione, 2,4-Dihydroxy-1,3-dimethylpyrimidine, 1,3-Dimethyluracil, N1,N3-Dimethyluracil, N,N'-Dimethyluracil, 2,4(1H,3H)-Pyrimidinedione, 1,3-dimethyl-, Uracil, 1,3-dimethyl-, 1,3-Dimethyl-1,2,3,4-tetrahydropyrimidine-2,4-dione, 1,3-dimethylpyrimidine-2,4(1H,3H)-dione, 1,3-dimethyl-1,3-dihydropyrimidine-2,4-dione, 1,3-dimethyl-2,4-pyrimidinedione, 1,3-Dimethyl-1H-pyrimidine-2,4-dione

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 1,3-Dimethyluracil, 99%?

The CAS Registry Number of 1,3-Dimethyluracil, 99% is 874-14-6. It is also known as 1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione, 2,4-Dihydroxy-1,3-dimethylpyrimidine, 1,3-Dimethyluracil.

What is the molecular formula and molecular weight of 1,3-Dimethyluracil, 99%?

1,3-Dimethyluracil, 99% has the molecular formula C6H8N2O2 and a molecular weight of 140.14 g/mol. Its IUPAC name is 1,3-dimethylpyrimidine-2,4-dione.

Which grade and pack sizes of 1,3-Dimethyluracil, 99% can I order?

We supply 1,3-Dimethyluracil, 99% in (99%) grade, in 1, 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1,3-Dimethyluracil, 99%?

Yes. Every lot of 1,3-Dimethyluracil, 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 1,3-Dimethyluracil, 99% be shipped internationally?

Yes. 1,3-Dimethyluracil, 99% 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.