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5-Carboxy-X-rhodamine succinimidyl ester

Also known as: ROX-SE, 5-ROX, SE, 5-Carboxy-X-rhodamine N-succinimidyl ester, 5-Carboxy-X-rhodamine NHS ester, 5-Carboxy-X-rhodamine SE, 5-ROX SE, 5-CXR SE, 9-[2-Carboxy-4-[[(2,5-dioxo-1-pyrrolidinyl)oxy]carbonyl]phenyl]-2,3,6,7,12,13,16,17-octahydro-1H,5H,11H,15H-xantheno[2,3,4-ij:5,6,7-i'j']diquinolizin-18-ium inner salt

5-Carboxy-X-rhodamine succinimidyl ester (CAS 209734-74-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C37H33N3O7 and a molecular weight of 631.67400 g/mol. 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
209734-74-7
Jingsj CID
J-1959166-3
Molecular Formula
C37H33N3O7
Molecular Weight
631.67400 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass631.23200
PSA123.43000
LogP4.58390
Storage Conditions-20°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. Finn PJ, Sun L, Nampalli S, Xiao H, Nelson JR, Mamone JA, Grossmann G, Flick PK, Fuller CW, Kumar S. Synthesis and application of charge-modified dye-labeled dideoxynucleoside-5'-triphosphates to 'direct-load' DNA sequencing. Nucleic Acids Res. 2002 Jul 1;30(13):2877-85.

Frequently Asked Questions

What is the CAS number of 5-Carboxy-X-rhodamine succinimidyl ester?

The CAS number of 5-Carboxy-X-rhodamine succinimidyl ester is 209734-74-7.

What are the molecular formula and molecular weight of 5-Carboxy-X-rhodamine succinimidyl ester?

5-Carboxy-X-rhodamine succinimidyl ester has molecular formula C37H33N3O7 and molecular weight 631.67400 g/mol.

Is 5-Carboxy-X-rhodamine succinimidyl ester hazardous?

5-Carboxy-X-rhodamine succinimidyl ester 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 5-Carboxy-X-rhodamine succinimidyl ester?

For 5-Carboxy-X-rhodamine succinimidyl ester, Upstream Products: 5-Carboxy-X-rhodamine, O-(N-Succinimidyl)-N,N,N',N'-tetramethyluronium tetrafluoroborate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-Carboxy-X-rhodamine succinimidyl ester (CAS 209734-74-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959166-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.