4-Methyl-5-hydroxymethyluracil

Also known as: 5-(Hydroxymethyl)-6-methyluracil, 5-Hydroxymethyl-6-methyluracil, 5-Hydroxymethyl-4-methyluracil, 5-(Hydroxymethyl)-6-methylpyrimidine-2,4(1H,3H)-dione, 2,4(1H,3H)-Pyrimidinedione,5-(hydroxymethyl)-6-methyl-, 4-Methyl-5-oxymethyluracil, Pentoxyl, Pentoxil, Pentoxyuracil, Pentoksil, NSC 13202, NSC 667247

4-Methyl-5-hydroxymethyluracil (CAS 147-61-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O3 and a molecular weight of 156.13900 g/mol. Key property: a density of 1.308g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 147-61-5
Jingsj CID: J-1512977-8
Molecular Formula: C₆H₈N₂O₃
Molecular Weight: 156.13900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Density	1.308g/cm3
Exact Mass	156.05300
PSA	85.95000
Refractive Index	1.514

Customs & Trade Information

HS Code	2933599090
Summary	2933599090. 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 4-Methyl-5-hydroxymethyluracil?

The CAS number of 4-Methyl-5-hydroxymethyluracil is 147-61-5.

What are the molecular formula and molecular weight of 4-Methyl-5-hydroxymethyluracil?

4-Methyl-5-hydroxymethyluracil has molecular formula C6H8N2O3 and molecular weight 156.13900 g/mol.

What are the upstream and downstream products of 4-Methyl-5-hydroxymethyluracil?

For 4-Methyl-5-hydroxymethyluracil, Upstream Products: 6-Methyluracil, Formaldehyde; Downstream Products: 5-(Benzyloxymethyl)-6-methyluracil, 5-Formyl-6-methyluracil, 6-Methyluracil.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Methyl-5-hydroxymethyluracil (CAS 147-61-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512977-8 (accessed 2026-11-09).

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