Maneb
Also known as: Maneb, Manganese ethylenebis(dithiocarbamate), Manganese(Ⅱ)ethylenebis(dithiocarbamate), Manganese, [[2-[(dithiocarboxy)amino]ethyl]carbamodithioato(2-)-κS,κS']-, (OC-6-11)-, (1,2-Ethanediylbiscarbamodithioato)manganese, MFCD00046858, EINECS 235-654-8
Maneb (CAS 12427-38-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H6MnN2S4 and a molecular weight of 265.302 g/mol. Key properties include a melting point of 192-204ºC (decomposes before melting), a boiling point of 308.2ºC at 760 mmHg and a density of 1.92. It is classified under GHS with signal word Warning and hazard statements H317 — May cause an allergic skin reaction, H319 — Causes serious eye irritation and H332 — Harmful if inhaled. It is listed by 2 suppliers, from 76.80 to 4,500.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 12427-38-2
- Jingsj CID
- J-39988-7
- Molecular Formula
- C4H6MnN2S4
- Molecular Weight
- 265.302 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 90% 25g | ¥1,920.00 | $11.49 /gBest ¥76.80/g CNY | CN China MOQ 10mg | |
Made to OrderPlatform-operated | 99% 2g | ¥9,000.00 | $673.4 /g ¥4,500.00/g CNY | CN China MOQ 2g |
Physicochemical Properties
| Melting Point | 192-204ºC (decomposes before melting) |
|---|---|
| Boiling Point | 308.2ºC at 760 mmHg |
| Density | 1.92 |
| Exact Mass | 264.879425 |
| PSA | 102.32000 |
| LogP | 0.65180 |
GHS Safety & Compliance
- H317 — May cause an allergic skin reaction
- H319 — Causes serious eye irritation
- H332 — Harmful if inhaled
- H361 — Suspected of damaging fertility or the unborn child
- H410 — Very toxic to aquatic life with long lasting effects
Frequently Asked Questions
What is the CAS number of Maneb?
The CAS number of Maneb is 12427-38-2.
What are the molecular formula and molecular weight of Maneb?
Maneb has molecular formula C4H6MnN2S4 and molecular weight 265.302 g/mol.
Which suppliers offer Maneb?
2 supplier(s) listed; reference unit price ¥76.80–4500.00 /g.
Is Maneb hazardous?
Maneb has GHS signal word Warning and hazard statements H317 — May cause an allergic skin reaction; H319 — Causes serious eye irritation; H332 — Harmful if inhaled.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Maneb (CAS 12427-38-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39988-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.