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1,3-Dimethyluracil

Also known as: 1,3-dimethylpyrimidine-2,4(1H,3H)-dione, 1,3-dimethyl-2,4-pyrimidinedione, 1,3-dimethylpyrimidine-2,4-dione, 2,4(1H,3H)-Pyrimidinedione, 1,3-dimethyl-, N,N'-Dimethyluracil, N1,N3-Dimethyluracil, MFCD00038065, EINECS 212-856-4

1,3-Dimethyluracil (CAS 874-14-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O2 and a molecular weight of 140.140 g/mol. Key properties include a melting point of 119-122 °C(lit.), a boiling point of 208.4±23.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 84.3±15.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
874-14-6
Jingsj CID
J-29486-0
Molecular Formula
C6H8N2O2
Molecular Weight
140.140 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point119-122 °C(lit.)
Boiling Point208.4±23.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point84.3±15.0 °C
Exact Mass140.058578
PSA44.00000
LogP0.40
Vapor Pressure0.2±0.4 mmHg at 25°C
Refractive Index1.519

Activity & Biological Data

Additional Information[1]. Stoessel D, et al. Promising Metabolite Profiles in the Plasma and CSF of Early Clinical Parkinson's Disease. Front Aging Neurosci. 2018 Mar 5;10:51. [2]. Güney M, et al. Synthesis and carbonic anhydrase inhibitory properties of novel uracil derivatives. Bioorg Med Chem Lett. 2015 Aug 15;25(16):3261-3.

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1,3-Dimethyluracil?

The CAS number of 1,3-Dimethyluracil is 874-14-6.

What are the molecular formula and molecular weight of 1,3-Dimethyluracil?

1,3-Dimethyluracil has molecular formula C6H8N2O2 and molecular weight 140.140 g/mol.

What are the upstream and downstream products of 1,3-Dimethyluracil?

For 1,3-Dimethyluracil, Upstream Products: Uracil, Dimethyl sulfate, 5-Bromo-1,3-dimethylpyrimidine-2,4(1H,3H)-dione; Downstream Products: Ethyl 4,7-dihydro-7-oxopyrazolo[1,5-a]pyrimidine-3-carboxylate, 2,6-dihydroxy-3-cyanopyridine, 2,6-dihydroxynicotinamide.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,3-Dimethyluracil (CAS 874-14-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29486-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.