Sodium propionate
Also known as: Sodium propanoate, Propionic acid sodium salt, Mycoban, Impedex, Napropion, Propionate sodium salt, bioban-s, component of Prophyllin, deketon, keenate, propion, propisol, sodium n-propionate, sodiumpropanoate, Spac, whit-pro
Sodium propionate (CAS 137-40-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H5NaO2 and a molecular weight of 96.060 g/mol. Key properties include a melting point of 285-286 °C(lit.), a boiling point of 141.7ºC at 760mmHg and a flash point of 57.7ºC. It is classified under GHS with signal word Warning and hazard statements H312 — Harmful in contact with skin. It is listed by 1 supplier, from 0.56 to 0.56 CNY per 500g. Record last updated Aug 21, 2026.
- CAS No.
- 137-40-6
- Jingsj CID
- J-1338555-0
- Molecular Formula
- C3H5NaO2
- Molecular Weight
- 96.060 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 98% 500g | ¥280.00 | $0.08 /gBest ¥0.56/g CNY | CN China MOQ 500g |
Physicochemical Properties
| Melting Point | 285-286 °C(lit.) |
|---|---|
| Boiling Point | 141.7ºC at 760mmHg |
| Flash Point | 57.7ºC |
| Exact Mass | 96.018723 |
| PSA | 40.13000 |
| Vapor Pressure | 4.23mmHg at 25°C |
| Additional Property | 995 g/L (20 ºC) |
GHS Safety & Compliance
- H312 — Harmful in contact with skin
Customs & Trade Information
| HS Code | 2915509000 |
|---|---|
| Summary | 2915509000 propionic acid, its salts and esters。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Sodium propionate?
The CAS number of Sodium propionate is 137-40-6.
What are the molecular formula and molecular weight of Sodium propionate?
Sodium propionate has molecular formula C3H5NaO2 and molecular weight 96.060 g/mol.
Which suppliers offer Sodium propionate?
1 supplier(s) listed; reference unit price ¥0.56–0.56 /g.
Is Sodium propionate hazardous?
Sodium propionate has GHS signal word Warning and hazard statements H312 — Harmful in contact with skin.
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 propionate (CAS 137-40-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1338555-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.