Molekula
6-Propyl-2-thiouracil
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
6-Propyl-2-thiouracil is an organosulfur compound primarily used as a thyroid inhibitor in medical and research applications, as well as a reagent in organic synthesis. It appears as a white to off-white crystalline powder with a molecular formula of C7H10N2OS and a molecular weight of 170.2321 g/mol. Store at ambient conditions. The product carries a warning signal word due to potential hazards. Molekula supplies 6-Propyl-2-thiouracil from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 300 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 219 °C |
| Water Solubility | 1.2 g/L at 25 °C |
| Refractive Index | 1.5795 |
Source: PubChem CID 657298 (DrugBank, HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 56801211 |
| CAS Number | 51-52-5 |
| IUPAC Name | 6-propyl-2-sulfanylidene-1H-pyrimidin-4-one |
| EC Number | 200-103-2 |
| Molecular Formula | C7H10N2OS |
| Molecular Weight | 170.2321 |
| Exact Mass | 170.0514 |
| SMILES | CCCC1=CC(=O)NC(=S)N1 |
| InChIKey | KNAHARQHSZJURB-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H10N2OS/c1-2-3-5-4-6(10)9-7(11)8-5/h4H,2-3H2,1H3,(H2,8,9,10,11) |
| PubChem CID | 657298 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29335980 |
| Tariff Code | 2933599590 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H302 Harmful if swallowed
- H351 Suspected of causing cancer
- H361 Suspected of damaging fertility or the unborn child
- H373 May cause damage to organs through prolonged or repeated exposure
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Procasil
- Propacil
- Propycil
- propylthiouracil
- Prothiucil
- Prothiurone
- Prothycil
- Prothyran
- Protiural
- Thiuragyl
Frequently asked questions
What is 6-Propyl-2-thiouracil primarily used for?
6-Propyl-2-thiouracil (propylthiouracil) is itself an antithyroid drug, used to treat hyperthyroidism by inhibiting thyroid hormone synthesis, and as a research chemical in thyroid function studies.
What is the chemical formula and molecular weight of 6-Propyl-2-thiouracil?
The chemical formula is C7H10N2OS and the molecular weight is 170.2321 g/mol.
How should 6-Propyl-2-thiouracil be stored?
Store at ambient temperature in a tightly sealed container, away from moisture and direct sunlight.
What grade or purity is available for this product?
Molekula supplies pharmaceutical-grade (USP/EP/BP) and research-grade 6-Propyl-2-thiouracil, with purity typically ≥99%.
Can Molekula supply 6-Propyl-2-thiouracil in bulk quantities?
Yes, bulk quantities are available upon request, with minimum order quantities and pricing tailored to your needs.
What documentation comes with an order of 6-Propyl-2-thiouracil?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and, for pharmaceutical-grade, a Certificate of Conformity (CoC).
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.