Risedronate sodium

利塞膦酸钠

Also known as: Sodium risedronate, [1-hydroxy-2-(3-pyridinyl)ethylidene]bis-phosphonic acid monosodium salt, Actonel, Risedronic acid monosodium salt, Risedronic acid sodium salt, NE 58095, Risedronate sodium, Optinate, Benet

Risedronate sodium (CAS 115436-72-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H10NNaO7P2 and a molecular weight of 305.094 g/mol. It is also known as Sodium risedronate, [1-hydroxy-2-(3-pyridinyl)ethylidene]bis-phosphonic acid monosodium salt and Actonel. Key properties include a melting point of 252-262°C, a boiling point of 692.3ºC at 760 mmHg and a flash point of 372.5ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
115436-72-1
Jingsj CID
J-1975802-2
Molecular Formula
C7H10NNaO7P2
Chinese Name
利塞膦酸钠
Molecular Weight
305.094 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point252-262°C
Boiling Point692.3ºC at 760 mmHg
Flash Point372.5ºC
Exact Mass304.983032
PSA170.63000
LogP0.06380
Vapor Pressure4.03E-20mmHg at 25°C
Storage ConditionsStore at RT

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled

Activity & Biological Data

Additional Information[1]. Giljevic Z, et al. Treatment of osteoporosis by risedronate-- speed, efficacy and safety. Reumatizam. 2006;53(2):66-71. [2]. Jordao FM, et al. In vitro and in vivo antiplasmodial activities of risedronate and its interference with protein prenylation in Plasmodium falciparum. Antimicrob Agents Chemother. 2011 May;55(5):2026-31.

Frequently Asked Questions

What is the CAS number of Risedronate sodium?

The CAS number of Risedronate sodium is 115436-72-1.

What are the molecular formula and molecular weight of Risedronate sodium?

Risedronate sodium has molecular formula C7H10NNaO7P2 and molecular weight 305.094 g/mol.

Is Risedronate sodium hazardous?

Risedronate sodium has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.

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

Last updated:

How to cite: Jingsj. "Risedronate sodium (CAS 115436-72-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975802-2 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.