1-Naphthyl phosphate
Also known as: 1-Naphthyl dihydrogen phosphate, 1-Naphthalenol, dihydrogen phosphate, 1-Naphthalenol,1-(dihydrogen phosphate), 1-Naphthyl phosphate, alpha-Naphthyl phosphate, alpha-Naphthyl acid phosphate, Naphthyl phosphat, Phosphoric acid alpha-naphthyl ester, alpha-Naphthol phosphate, naphthalen-1-yl dihydrogen phosphate, A-NAPHTHYL PHOSPHATE, ALPHA-NAPHTHYL ACID PHOSPHATE, ALPHA-NAPHTHYL PHOSPHATE
1-Naphthyl phosphate (CAS 1136-89-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H9O4P and a molecular weight of 224.150 g/mol. Key properties include a melting point of 157-159 °C(lit.), a boiling point of 451.0±28.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 226.6±24.0 °C. 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. It is listed by 2 suppliers, 1 of which publish reference prices, from 180.00 to 240.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 1136-89-6
- Jingsj CID
- J-1033813-9
- Molecular Formula
- C10H9O4P
- Molecular Weight
- 224.150 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 99% 25g | ¥4,500.00 | $26.94 /gBest ¥180.00/g CNY | CN China MOQ 25g | |
In Stock | 99% 5g | ¥1,200.00 | $35.91 /g ¥240.00/g CNY | CN China MOQ 5g | |
Made to Order | 99% 5g | - | - | CN China MOQ 5g |
Physicochemical Properties
| Melting Point | 157-159 °C(lit.) |
|---|---|
| Boiling Point | 451.0±28.0 °C at 760 mmHg |
| Density | 1.5±0.1 g/cm3 |
| Flash Point | 226.6±24.0 °C |
| Exact Mass | 224.023849 |
| PSA | 76.57000 |
| LogP | 1.42 |
| Vapor Pressure | 0.0±1.2 mmHg at 25°C |
| Refractive Index | 1.670 |
| Additional Property | H2O: 0.1 g/mL, slightly turbid, colorless |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2919900090 |
|---|---|
| Summary | 2919900090 other phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives。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:6.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 1-Naphthyl phosphate?
The CAS number of 1-Naphthyl phosphate is 1136-89-6.
What are the molecular formula and molecular weight of 1-Naphthyl phosphate?
1-Naphthyl phosphate has molecular formula C10H9O4P and molecular weight 224.150 g/mol.
Which suppliers offer 1-Naphthyl phosphate?
2 supplier(s) listed; reference unit price ¥180.00–240.00 /g.
Is 1-Naphthyl phosphate hazardous?
1-Naphthyl phosphate 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 1-Naphthyl phosphate?
For 1-Naphthyl phosphate, Upstream Products: 1-Naphthyl phosphate monosodium salt monohydrate, 1-Naphthol, Tri(1-naphthyl) phosphate; Downstream Products: 1-Naphthol, Phosphoric acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-Naphthyl phosphate (CAS 1136-89-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1033813-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.