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Metoprolol Tartrate

Also known as: Metoprolol tartrate salt, (±)-Metoprolol (+)-tartrate salt, 1-(Isopropylamino)-3-[4-(2-methoxyethyl)phenoxy]-2-propanol tartrate, (2R,3R)-2,3-Dihydroxysuccinic acid - 1-(isopropylamino)-3-[4-(2-methoxyethyl)phenoxy]-2-propanol (1:2), MFCD00941460, UNII:W5S57Y3A5L, EINECS 260-148-9, rac Metoprolol Hemi (+)-Tartrate

Metoprolol Tartrate (CAS 56392-17-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C34H56N2O12 and a molecular weight of 684.82400 g/mol. Key properties include a melting point of 120ºC, a boiling point of 398.6ºC at 760 mmHg and a flash point of 194.9ºC. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H301 — Toxic if swallowed and H311 — Toxic in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
56392-17-7
Jingsj CID
J-30338-8
Molecular Formula
C34H56N2O12
Molecular Weight
684.82400 g/mol
Category
Organic Acids
Last updated
11/2/2026
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Physicochemical Properties

Melting Point120ºC
Boiling Point398.6ºC at 760 mmHg
Flash Point194.9ºC
PSA216.50000
LogP1.88560

GHS Safety & Compliance

Flammable / Acute Toxicity / Health HazardSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H301 — Toxic if swallowed
  • H311 — Toxic in contact with skin
  • H331 — Toxic if inhaled
  • H370 — Causes damage to organs

Activity & Biological Data

Additional Information[1]. Johnson, J.A., et al., Beta 1-adrenergic receptor polymorphisms and antihypertensive response to metoprolol. Clin Pharmacol Ther, 2003. 74(1): p. 44-52. [2]. Zebrack, J.S., et al., Beta-receptor selectivity of carvedilol and metoprolol succinate in patients with heart failure (SELECT trial): a randomized dose-ranging trial. Pharmacotherapy, 2009. 29(8): p. 883-90.

Frequently Asked Questions

What is the CAS number of Metoprolol Tartrate?

The CAS number of Metoprolol Tartrate is 56392-17-7.

What are the molecular formula and molecular weight of Metoprolol Tartrate?

Metoprolol Tartrate has molecular formula C34H56N2O12 and molecular weight 684.82400 g/mol.

Is Metoprolol Tartrate hazardous?

Metoprolol Tartrate has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H301 — Toxic if swallowed; H311 — Toxic in contact with skin.

What are the upstream and downstream products of Metoprolol Tartrate?

For Metoprolol Tartrate, Upstream Products: Metoprolol, L-(+)-Tartaric acid.

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

Last updated:

How to cite: Jingsj. "Metoprolol Tartrate (CAS 56392-17-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30338-8 (accessed 2026-11-09).

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