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Sodium butyrate

Also known as: Butyric acid sodium salt, Sodium butanoate, Butyrate sodium salt, Na butyrate, N-BUTYRIC ACID SODIUM SALT, SODIUM BUTANOATE, SODIUM N-BUTYLATE, SODIUMBUTYRATE,USP, Natriumbutyrat, butyratesodium, sodium n-butyrate, MFCD00002816, EINECS 205-857-6

Sodium butyrate (CAS 156-54-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H7NaO2 and a molecular weight of 110.087 g/mol. Key properties include a melting point of 250-253 °C(lit.), a boiling point of 164.3ºC at 760 mmHg, a density of 0.987g/cm3 and a flash point of 69.7ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
156-54-7
Jingsj CID
J-32680-9
Molecular Formula
C4H7NaO2
Molecular Weight
110.087 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point250-253 °C(lit.)
Boiling Point164.3ºC at 760 mmHg
Density0.987g/cm3
Flash Point69.7ºC
Exact Mass110.034370
PSA40.13000
Vapor Pressure1.35mmHg at 25°C
StabilityStable. Incompatible with strong acids.
Additional Propertysoluble

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

TargetHDAC
Additional Information[1]. Huang W, et al. Inhibition of store-operated Ca2+ entry counteracts the apoptosis of nasopharyngeal carcinoma cells induced by sodium butyrate. Oncol Lett. 2017 Feb;13(2):921-929 [2]. Jaworska J, et al. The potential neuroprotective role of a histone deacetylase inhibitor, sodium butyrate, after neonatal hypoxia-ischemia. J Neuroinflammation. 2017 Feb 10;14(1):34 [3]. Qiu Y, et al. Effect of sodium butyrate on cell proliferation and cell cycle in porcine intestinal epithelial (IPEC-J2) cells. In Vitro Cell Dev Biol Anim. 2017 Jan 27 [4]. Jung HY, et al. Sirtuin-2 inhibition affects hippocampal functions and sodium butyrate ameliorates the reduction in novel object memory, cell proliferation, and neuroblast differentiation. Lab Anim Res. 2016 Dec;32(4):224-230 [5]. Wang P, et al. Sodium butyrate triggers a functional elongation of microglial process via Akt-small RhoGTPase activation and HDACs inhibition. Neurobiol Dis. 2017 Dec 14;111:12-25.

Customs & Trade Information

HS Code2915600000
Summary2915600000 butanoic acids and pentanoic acids and their salts and esters VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Sodium butyrate?

The CAS number of Sodium butyrate is 156-54-7.

What are the molecular formula and molecular weight of Sodium butyrate?

Sodium butyrate has molecular formula C4H7NaO2 and molecular weight 110.087 g/mol.

Is Sodium butyrate hazardous?

Sodium butyrate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Sodium butyrate?

For Sodium butyrate, Upstream Products: DL-Serine, Propionyl chloride, Butyryl chloride; Downstream Products: Chloromethyl butyrate, 1-Monobutyrin, 1-Butanol.

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

Last updated:

How to cite: Jingsj. "Sodium butyrate (CAS 156-54-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32680-9 (accessed 2026-11-07).

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