Rhodamine 123
罗丹明123
Also known as: Rhodamine 123, RH 123, R-22420, 3,6-Diamino-9-[2-(methoxycarbonyl)phenyl]xanthylium chloride, 2-(6-Amino-3-imino-3H-xanthen-9-yl)benzoic acid methyl ester monohydrochloride, Xanthylium, 3,6-diamino-9-(2-(methoxycarbonyl)phenyl)-, chloride, Rhodamine 123 hydrochloride, Rhodamine methyl ester chloride, Rhodamine 110 methyl ester
Rhodamine 123 (CAS 62669-70-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C21H17ClN2O3 and a molecular weight of 380.824 g/mol. It is also known as RH 123, R-22420 and 3,6-Diamino-9-[2-(methoxycarbonyl)phenyl]xanthylium chloride. Key property: a melting point of 235 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 62669-70-9
- Jingsj CID
- J-42532-6
- Molecular Formula
- C21H17ClN2O3
- Chinese Name
- 罗丹明123
- Molecular Weight
- 380.824 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 235 °C |
|---|---|
| Exact Mass | 380.092773 |
| PSA | 89.31000 |
| LogP | 5.53580 |
| Additional Property | Partially soluble |
Activity & Biological Data
| Additional Information | [1]. M. Huang, et al. Mitochondrial Inner Membrane Electrophysiology Assessed by Rhodamine-123 Transport and Fluorescence. Ann Biomed Eng. 2007 Jul; 35(7): 1276–1285. |
|---|
Customs & Trade Information
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. 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 Rhodamine 123?
The CAS number of Rhodamine 123 is 62669-70-9.
What are the molecular formula and molecular weight of Rhodamine 123?
Rhodamine 123 has molecular formula C21H17ClN2O3 and molecular weight 380.824 g/mol.
What are the upstream and downstream products of Rhodamine 123?
For Rhodamine 123, Upstream Products: Methanol, Rhodamine 110 chloride; Downstream Products: Dihydrorhodamine 123.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Rhodamine 123 (CAS 62669-70-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42532-6 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.