Menatetrenone

四烯甲萘醌

Also known as: Menaquinone-4, Vitamin K2(20), MK-4, 2-Methyl-3-[(2E,6E,10E)-3,7,11,15-tetramethylhexadeca-2,6,10,14-tetraen-1-yl]naphthalene-1,4-dione

Menatetrenone (CAS 863-61-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C31H40O2 and a molecular weight of 444.648 g/mol. It is also known as Menaquinone-4, Vitamin K2(20) and MK-4. Key properties include a melting point of 350ºC, a boiling point of 570.6±50.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 208.3±27.1 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H312 — Harmful in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
863-61-6
Jingsj CID
J-21905-7
Molecular Formula
C31H40O2
Chinese Name
四烯甲萘醌
Molecular Weight
444.648 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point350ºC
Boiling Point570.6±50.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point208.3±27.1 °C
Exact Mass444.302826
PSA34.14000
LogP10.94
Vapor Pressure0.0±1.6 mmHg at 25°C
Refractive Index1.539

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled
  • H319 — Causes serious eye irritation

Activity & Biological Data

Additional Information[1]. Noda S, et al. Menaquinone-4 (vitamin K2) up-regulates expression of human intestinal alkaline phosphatase in Caco-2 cells. Nutr Res. 2016 Nov;36(11):1269-1276. [2]. Kim M, et al. Vitamin K1 (phylloquinone) and K2 (menaquinone-4) supplementation improves bone formation in a high-fat diet-induced obese mice. J Clin Biochem Nutr. 2013 Sep;53(2):108-13.

Frequently Asked Questions

What is the CAS number of Menatetrenone?

The CAS number of Menatetrenone is 863-61-6.

What are the molecular formula and molecular weight of Menatetrenone?

Menatetrenone has molecular formula C31H40O2 and molecular weight 444.648 g/mol.

Is Menatetrenone hazardous?

Menatetrenone has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H312 — Harmful in contact with skin.

What are the upstream and downstream products of Menatetrenone?

For Menatetrenone, Upstream Products: Geranyl bromide.

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

Last updated:

How to cite: Jingsj. "Menatetrenone (CAS 863-61-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21905-7 (accessed 2026-10-28).

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