Urapidil hydrochloride
Also known as: Urapidil HCl, Urapidil monohydrochloride, 6-[[3-[4-(2-Methoxyphenyl)-1-piperazinyl]propyl]amino]-1,3-dimethyl-2,4(1H,3H)-pyrimidinedione hydrochloride (1:1), 6-({3-[4-(2-Methoxyphenyl)piperazin-1-yl]propyl}amino)-1,3-dimethylpyrimidine-2,4(1H,3H)-dione hydrochloride (1:1), 6-[3-[4-(2-methoxyphenyl)piperazin-1-yl]propylamino]-1,3-dimethylpyrimidine-2,4-dione hydrochloride
Urapidil hydrochloride (CAS 64887-14-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C20H30ClN5O3 and a molecular weight of 423.937 g/mol. Key properties include a melting point of 156-158ºC, a boiling point of 549ºC at 760 mmHg and a flash point of 285.8ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 64887-14-5
- Jingsj CID
- J-1959755-1
- Molecular Formula
- C20H30ClN5O3
- Molecular Weight
- 423.937 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 156-158ºC |
|---|---|
| Boiling Point | 549ºC at 760 mmHg |
| Flash Point | 285.8ºC |
| Exact Mass | 423.203705 |
| PSA | 71.74000 |
| LogP | 1.59470 |
| Storage Conditions | Desiccate at RT |
| Additional Property | H2O: soluble |
GHS Safety & Compliance
- H302 — Harmful if swallowed
Activity & Biological Data
| Additional Information | [1]. Gross, G., G. Hanft, and N. Kolassa, Urapidil and some analogues with hypotensive properties show high affinities for 5-hydroxytryptamine (5-HT) binding sites of the 5-HT1A subtype and for alpha 1-adrenoceptor binding sites. Naunyn Schmiedebergs Arch Phar [2]. Buch, J., Urapidil, a dual-acting antihypertensive agent: Current usage considerations. Adv Ther, 2010. 27(7): p. 426-43. |
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Customs & Trade Information
| HS Code | 3004909090 |
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Frequently Asked Questions
What is the CAS number of Urapidil hydrochloride?
The CAS number of Urapidil hydrochloride is 64887-14-5.
What are the molecular formula and molecular weight of Urapidil hydrochloride?
Urapidil hydrochloride has molecular formula C20H30ClN5O3 and molecular weight 423.937 g/mol.
Is Urapidil hydrochloride hazardous?
Urapidil hydrochloride has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Urapidil hydrochloride (CAS 64887-14-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959755-1 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.