O-Methylsalicylic acid

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 592027

CAS#: 579-75-9

Description: O-Methylsalicylic acid is a novel antiemetic which prevents nausea and vomiting in humans. Its actions are unclear but most likely involves the chemoreceptor trigger zone (CTZ)

Chemical Structure

O-Methylsalicylic acid
CAS# 579-75-9

Theoretical Analysis

MedKoo Cat#: 592027
Name: O-Methylsalicylic acid
CAS#: 579-75-9
Chemical Formula: C8H8O3
Exact Mass: 152.0473
Molecular Weight: 152.149
Elemental Analysis: C, 63.15; H, 5.30; O, 31.55

Price and Availability

Size Price Availability Quantity
25.0g USD 220.0 2 Weeks
100.0g USD 350.0 2 Weeks
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Synonym: O-Methylsalicylic acid; NSC 3778; NSC-3778; NSC3778

IUPAC/Chemical Name: Benzoic acid, 2-methoxy-


InChi Code: InChI=1S/C8H8O3/c1-11-7-5-3-2-4-6(7)8(9)10/h2-5H,1H3,(H,9,10)


Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00

Product Data:

Biological target: O-Methylsalicylic acid is a novel antiemetic which prevents nausea and vomiting in humans.
In vitro activity: TBD
In vivo activity: TBD

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
DMSO 65.0 427.21

Preparing Stock Solutions

The following data is based on the product molecular weight 152.149 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Formulation protocol: TBD
In vitro protocol: TBD
In vivo protocol: TBD

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1: Zhu DX, Zhao JL, Mo L, Li HL. Drug allergy: identification and characterization of IgE-reactivities to aspirin and related compounds. J Investig Allergol Clin Immunol. 1997 May-Jun;7(3):160-8. PubMed PMID: 9252874.