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Key Documents

94506

Sigma-Aldrich

Tetramethylrhodamine-5-maleimide

suitable for fluorescence, ≥85% (HPLC)

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About This Item

Empirical Formula (Hill Notation):
C28H23N3O5
CAS Number:
Molecular Weight:
481.50
MDL number:
UNSPSC Code:
12352116
NACRES:
NA.32

Quality Level

Assay

≥85% (HPLC)

form

powder

solubility

DMSO: soluble
methanol: soluble

fluorescence

λex 543 nm; λem 575 nm in 0.1 M phosphate pH 7.0

suitability

suitable for fluorescence

storage temp.

−20°C

SMILES string

N5(C(=O)C=CC5=O)c1cc(c(cc1)C2=C3CC=C(C=C3Oc4c2ccc(c4)N(C)C)N(C)C)C(=O)O

InChI

1S/C28H25N3O5/c1-29(2)16-5-9-20-23(14-16)36-24-15-17(30(3)4)6-10-21(24)27(20)19-8-7-18(13-22(19)28(34)35)31-25(32)11-12-26(31)33/h5-9,11-15H,10H2,1-4H3,(H,34,35)

InChI key

KGFLZYXDJDOIEE-UHFFFAOYSA-N

Application

Tetramethylrhodamine-5-maleimide has been used:
  • to concentrate the eluate and in labeling to create IRE1LDS112C
  • to derivatize green fluorescent protein (GFP) on Cys48 for experiments with the extrinsic fluorescent probe
  • to incubate the single solvent exposed cys mutant to perform protein labeling

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Labeling reagent for protein thiols for cytofluorescence

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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