Zinc Pyrithione
Also known as: 1-Hydroxypyridine-2-thione zinc salt, 2-Mercaptopyridine N-oxide zinc salt, 2-Pyridinethiol 1-Oxide Zinc Salt, Bis(1-hydroxy-2(1H)-pyridinethionato-O,S)zinc, Bis(2-pyridylthio) Zinc 1,1'-Dioxide, EINECS 236-671-3, MFCD00067336, Mercaptopyridine N-oxide zinc salt, N-Hydroxypyridinethione zinc salt, OM-1563, Pyrithione zinc salt, Zinc 1-hydroxypyridine-2-thione, Zinc 2-pyridinethiol-1-oxide, Zinc bis(2-thioxopyridin-1(2H)-olate), Bis(1-hydroxy-2(1H)-pyridinethionato-O,S)-,(T-4)-Zinc, Bis(1-hydroxy-2(1H)-pyridinethionato)zinc, Omadine zinc
Zinc Pyrithione (CAS 13463-41-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8N2O2S2Zn and a molecular weight of 317.722 g/mol. Key properties include a melting point of 262ºC, a boiling point of 253.8ºC at 760 mmHg, a density of 1.782 g/cm3 (25ºC) and a flash point of 107.3ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H331 — Toxic if inhaled and H318 — Causes serious eye damage. It is listed by 1 supplier, from 1.72 to 21.60 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 13463-41-7
- Jingsj CID
- J-19140-5
- Molecular Formula
- C10H8N2O2S2Zn
- Molecular Weight
- 317.722 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | >98.0%(T) 500g | ¥860.00 | $0.26 /gBest ¥1.72/g CNY | CN China MOQ 500g | |
In Stock | >98.0%(T) 25g | ¥180.00 | $1.08 /g ¥7.20/g CNY | CN China MOQ 25g | |
In Stock | >98.0%(T) 25kg | ¥540.00 | $3.23 /kg ¥21.60/kg CNY | CN China MOQ 25kg |
Physicochemical Properties
| Melting Point | 262ºC |
|---|---|
| Boiling Point | 253.8ºC at 760 mmHg |
| Density | 1.782 g/cm3 (25ºC) |
| Flash Point | 107.3ºC |
| Exact Mass | 315.931854 |
| PSA | 101.52000 |
| LogP | 3.34050 |
| Vapor Pressure | 0.00275mmHg at 25°C |
| Additional Property | Insoluble ( |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H331 — Toxic if inhaled
- H318 — Causes serious eye damage
- H410 — Very toxic to aquatic life with long lasting effects
Activity & Biological Data
| Additional Information | [1]. Ermolayeva, E. and D. Sanders, Mechanism of pyrithione-induced membrane depolarization in Neurospora crassa. Appl Environ Microbiol, 1995. 61(9): p. 3385-90. [2]. Xiong, Q., H. Sun, and M. Li, Zinc pyrithione-mediated activation of voltage-gated KCNQ potassium channels rescues epileptogenic mutants. Nat Chem Biol, 2007. 3(5): p. 287-96. [3]. Marcheselli, M., C. Rustichelli, and M. Mauri, Novel antifouling agent zinc pyrithione: determination, acute toxicity, and bioaccumulation in marine mussels (Mytilus galloprovincialis). Environ Toxicol Chem, 2010. 29(11): p. 2583-92. |
|---|
Customs & Trade Information
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Zinc Pyrithione?
The CAS number of Zinc Pyrithione is 13463-41-7.
What are the molecular formula and molecular weight of Zinc Pyrithione?
Zinc Pyrithione has molecular formula C10H8N2O2S2Zn and molecular weight 317.722 g/mol.
Which suppliers offer Zinc Pyrithione?
1 supplier(s) listed; reference unit price ¥1.72–21.60 /g.
Is Zinc Pyrithione hazardous?
Zinc Pyrithione has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H331 — Toxic if inhaled; H318 — Causes serious eye damage.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Zinc Pyrithione (CAS 13463-41-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19140-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.