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Menadione

CAS Number
58-27-5
EC Number
200-372-6
Chemical Formula
C11H8O2
Molecular Weight
172.18 g/mol

Description

Menadione (CAS 58-27-5 ), commonly known as Vitamin K3, is a synthetic naphthalene-based compound used as a precursor and active ingredient across pharmaceutical and industrial manufacturing. It functions as an antioxidant stabilizer and catalytic intermediate in formulations where controlled oxidation activity is required. In pharmaceutical manufacturing, it serves as a starting material for producing Vitamin K analogues. These analogues are used in injectable and oral dosage forms. Cosmetic formulators incorporate it into antioxidant-active preparations targeting skin conditioning and stability enhancement in various topical applications. In textile and paper processing, it functions as a catalytic agent in dye fixation and oxidative finishing processes. Leather treatment operations also utilize it as a processing aid where controlled redox activity supports outcomes. Menadione is supplied as a yellow crystalline powder, which is the standard physical form across commercial grades. Pharmaceutical-grade material is available to USP and BP specifications for regulated environments. Technical-grade product is offered for industrial applications in textile, paper, and leather processing where compendial certification is not required. This ensures versatility across multiple manufacturing sectors and chemical processes. Contact us for supply of Menadione Request Quote

Other Names (Synonyms)

vitamin K3 | Vitamin K0 | 3-methyl-1,4-naphthoquinone | 2-methyl-1,4-naphthoquinone | 2-methyl-1,4-naphthodione | 2-methyl-1,4-naphthochinon | 2-methyl-1,4-Naphthalenedione | 2-methyl-1,4-naphthalendione

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point105-107 °C
Boiling Point314 °C
Density1.1153 (rough estimate)
AppearanceBright yellow crystals
Coloryellow
OdorSlight odor
Formcrystalline
Water SolubilityINSOLUBLE
Refractive Index1.5500 (estimate)
Log P2.200

Safety & Handling

Warning
GHS07· IrritantGHS09· Environment

Hazard Statements

H302
H302
H315
H315
H317
H317
H319
H319
H335
H335
H400
H400
H410H410

Precautionary Statements

P261
P261
P264
P264
P270
P270
P271
P271
P272
P272
P273
P273
P280
P280
P319
P319
P321
P321
P330
P330
P391
P391
P405
P405
P501
P501
P265
P265
P317
P317
P352
P352
P340
P340
P317
P317
P317
P317
P317
P317
P364
P364
P233
P233
P338

Trade & Regulatory

HS Code29146900
Storage Class11 - Combustible Solids
WGK (Germany)3