WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 584870

CAS#: 1043865-37-7

Description: CAY10733 is a fluorescent probe for the detection of carbon monoxide.

Chemical Structure

CAS# 1043865-37-7

Theoretical Analysis

MedKoo Cat#: 584870
Name: CAY10733
CAS#: 1043865-37-7
Chemical Formula: C26H18Cl2O5
Exact Mass: 480.0531
Molecular Weight: 481.325
Elemental Analysis: C, 64.88; H, 3.77; Cl, 14.73; O, 16.62

Price and Availability

Size Price Availability Quantity
1.0mg USD 220.0 2 Weeks
5.0mg USD 450.0 2 Weeks
10.0mg USD 735.0 2 Weeks
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Synonym: CAY10733; CAY 10733; CAY-10733

IUPAC/Chemical Name: 2',7'-dichloro-3',6'-bis(2-propen-1-yloxy)-spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one


InChi Code: InChI=1S/C26H18Cl2O5/c1-3-9-30-23-13-21-17(11-19(23)27)26(16-8-6-5-7-15(16)25(29)33-26)18-12-20(28)24(31-10-4-2)14-22(18)32-21/h3-8,11-14H,1-2,9-10H2

SMILES Code: O=C1OC2(C3=C(OC4=C2C=C(Cl)C(OCC=C)=C4)C=C(OCC=C)C(Cl)=C3)C5=C1C=CC=C5

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 481.325 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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Feng, S., Liu, D., Feng, W., et al. Allyl fluorescein ethers as promising fluorescent probes for carbon monoxide imaging in living cells Anal. Chem. 89(6), 3754-3760 (2017).