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Heterocyclic compounds

Fluorescamine

Also known as Fluram, Spiro[furan-2(3H),1'(3'H)-isobenzofuran]-3,3'-dione, 4-phenyl-, Spiro(furan-2(3H),1'(3'H)-isobenzofuran)-3,3'-dione, 4-phenyl-

CAS 38183-12-9Formula C17H10O4Molar mass 278.26 g/molEC 253-814-5
GHS signal word: Warning. Pictograms: Harmful or irritant 24 suppliers listed
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Fluorescamine chemical structure, C17H10O4, CAS 38183-12-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
38183-12-9
Formula
C17H10O4
Molar mass
278.26 g/mol
EC number
253-814-5
HS code
293220
Category
Heterocyclic compounds

What is Fluorescamine?

Plain description, key identifiers and synonyms

Fluorescamine is a chemical substance with the molecular formula C17H10O4 and a molar mass of 278.26 g/mol. Its CAS registry number is 38183-12-9. The IUPAC name is 4'-phenylspiro[2-benzofuran-3,2'-furan]-1,3'-dione.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4'-phenylspiro[2-benzofuran-3,2'-furan]-1,3'-dione
CAS number
38183-12-9 CAS number cross-checked
EC number
253-814-5
Molecular formula
C17H10O4
UNII
Y6859V58YW
MDL number
MFCD00005928
InChIKey
ZFKJVJIDPQDDFY-UHFFFAOYSA-N
InChI
InChI=1S/C17H10O4/c18-15-13(11-6-2-1-3-7-11)10-20-17(15)14-9-5-4-8-12(14)16(19)21-17/h1-10H
SMILES (canonical and isomeric)
C1=CC=C(C=C1)C2=COC3(C2=O)C4=CC=CC=C4C(=O)O3

Synonyms

  • Fluram
  • Spiro[furan-2(3H),1'(3'H)-isobenzofuran]-3,3'-dione, 4-phenyl-
  • Spiro(furan-2(3H),1'(3'H)-isobenzofuran)-3,3'-dione, 4-phenyl-
  • 4'-phenylspiro[2-benzofuran-3,2'-furan]-1,3'-dione
  • 4-Phenylspiro[furan-2(3H),1-phthalan]-3,3'-dione
  • 4-phenyl-3H,3'H-spiro[furan-2,1'-isobenzofuran]-3,3'-dione
  • Ro 20-7234
  • 4'-phenyl-3H,3'H-spiro[2-benzofuran-1,2'-furan]-3,3'-dione
  • 4'-phenylspiro[2-benzofuran-3,2'-furan]-1,3'-dion
  • 4-Phenylspiro[furan-2(3H),1'-phthalan]-3,3'-dione
  • 4-Phenylspiro(furan-2(3H),1'(3'H)-isobenzofuran)-3,3'-dione
  • 4-Phenylspiro[furan-2(3H)-1'-(3'-H)-Isobenzofuran]-3,3'-dione
  • 4-Phenylspiro(furan-2(3H),1'-phthalan)-3,3'-dione
  • Fluorescamine, >=98.0%
  • Zfkjvjidpqddfy-uhfffaoysa-
  • 4-Phenylspiro-[furan-2(3H),1-phthalan]-3,3?-dione
  • 4-Phenylspiro-[furan-2(3H), 1-phthalan]-3,3'-dione
  • 4-phenylspiro[furan-2,3'-isobenzofuran]-1',3-dione
  • 4\'-phenylspiro[2-benzofuran-3,2\'-furan]-1,3\'-dione
  • Fluram, BioReagent, suitable for fluorescence, >=99.0% (UV)
  • 4'-Phenyl-3H,3'H-spiro[[2]benzofuran-1,2'-furan]-3,3'-dione
  • 4-phenylspiro[2-hydrofuran-2,3'-3-hydroisobenzofuran]-3,6-dione
  • RO-

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
278.26 g/molcalc.
Exact mass
278.0579 Dacalc.
LogP (octanol/water)
2.65calc.
Topological polar surface area
52.6 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
1calc.
Heavy atoms
21calc.
Rings
4calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.06calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1OC2(OC=C(c3ccccc3)C2=O)c2ccccc21

O=C1OC2(OC=C(c3ccccc3)C2=O)c2ccccc21

4 rings, 21 atoms. This chemical is the scaffold itself.

1 other chemical share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (11)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P337 + P317If eye irritation persists: Get medical help.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Fluorescamine suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 24 suppliers
24 of 24 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

24 suppliers in 8 countries

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Fluorescamine price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Indicators and Reagents

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Fluorescamine is traded under.

HS 2932.20Indicative HS code

Lactones

World exports in 2024
$1.97B
−4.7% vs 2023, imports $2.07B
2019 to 2024
Top exporters
  1. China56.3%
  2. India * partner reported7.4%
  3. Germany7.3%
Top importers
  1. United States14.2%
  2. India * partner reported13.5%
  3. Brazil8.5%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Fluorescamine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Fluorescamine, based on the data on this page

What is Fluorescamine?

Fluorescamine is a chemical substance with the molecular formula C17H10O4 and a molar mass of 278.26 g/mol. Its CAS registry number is 38183-12-9. The IUPAC name is 4'-phenylspiro[2-benzofuran-3,2'-furan]-1,3'-dione.

What is the CAS number of Fluorescamine?

The CAS registry number of Fluorescamine is 38183-12-9.

What is the molecular formula and weight of Fluorescamine?

The molecular formula of Fluorescamine is C17H10O4 and its molar mass is 278.26 g/mol.

What is Fluorescamine used for?

Known uses and roles of Fluorescamine include indicators and reagents.

Is Fluorescamine hazardous?

Fluorescamine carries the GHS signal word "Warning". Main hazards: causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Fluorescamine?

Fluorescamine is usually classified under HS code 293220 (Lactones). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Fluorescamine?

CompoundList lists 24 suppliers of Fluorescamine in United States, China, Switzerland, United Kingdom and 4 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Fluorescamine?

Suppliers quote Fluorescamine on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Fluorescamine

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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