Xylenol Orange
Also known as: 3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonphthalein, Cresol Phthalexon S, o-Cresolphthalexon S, NSC-324982
Xylenol Orange (CAS 1611-35-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C31H32N2O13S and a molecular weight of 672.656 g/mol. Key properties include a melting point of 222ºC, a boiling point of 895.1±65.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 495.1±34.3 °C. It is listed by 2 suppliers, 1 of which publish reference prices, from 3.20 to 3.20 CNY per 25g. Record last updated Aug 21, 2026.
- CAS No.
- 1611-35-4
- Jingsj CID
- J-1097747-5
- Molecular Formula
- C31H32N2O13S
- Molecular Weight
- 672.656 g/mol
- Category
- Alcohols
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | AR 25g | ¥80.00 | $0.48 /gBest ¥3.20/g CNY | CN China MOQ 25g | |
Made to Order | - | - | CN China |
Physicochemical Properties
| Melting Point | 222ºC |
|---|---|
| Boiling Point | 895.1±65.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 495.1±34.3 °C |
| Exact Mass | 672.162537 |
| PSA | 247.89000 |
| LogP | 2.52 |
| Vapor Pressure | 0.0±0.3 mmHg at 25°C |
| Refractive Index | 1.679 |
| Additional Property | Solubility Soluble in water, ethanol |
Frequently Asked Questions
What is the CAS number of Xylenol Orange?
The CAS number of Xylenol Orange is 1611-35-4.
What are the molecular formula and molecular weight of Xylenol Orange?
Xylenol Orange has molecular formula C31H32N2O13S and molecular weight 672.656 g/mol.
Which suppliers offer Xylenol Orange?
2 supplier(s) listed; reference unit price ¥3.20–3.20 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Xylenol Orange (CAS 1611-35-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1097747-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.