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Impurities and reference standards

Fomecin B

Also known as 3,4,5-Trihydroxyphthalaldehyde, 3,4-dihydroxyphthalaldehyde, Phloroglucinol impurity 50

CAS 16790-41-3Formula C8H6O5Molar mass 182.13 g/mol
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Fomecin B chemical structure, C8H6O5, CAS 16790-41-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
16790-41-3
Formula
C8H6O5
Molar mass
182.13 g/mol
HS code
291249
Category
Impurities and reference standards

What is Fomecin B?

Plain description, key identifiers and synonyms

Fomecin B is a chemical substance with the molecular formula C8H6O5 and a molar mass of 182.13 g/mol. Its CAS registry number is 16790-41-3. The IUPAC name is 3,4,5-trihydroxyphthalaldehyde.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3,4,5-trihydroxyphthalaldehyde
CAS number
16790-41-3 CAS number cross-checkedOther or deprecated CAS: 483-53-4
Molecular formula
C8H6O5
InChIKey
BSOXVRQPIPFIDU-UHFFFAOYSA-N
InChI
InChI=1S/C8H6O5/c9-2-4-1-6(11)8(13)7(12)5(4)3-10/h1-3,11-13H
SMILES (canonical and isomeric)
C1=C(C(=C(C(=C1O)O)O)C=O)C=O

Synonyms

  • 3,4,5-Trihydroxyphthalaldehyde
  • 3,4-dihydroxyphthalaldehyde
  • Phloroglucinol impurity 50
  • 3,4,5-trihydroxybenzene-1,2-dicarbaldehyde
  • Phthalaldehyde, 3,4,5-trihydroxy-6-methyl-
  • 3,4,5-trihydroxy-1,2-benzenedicarboxaldehyde
  • 1,2-Benzenedicarboxaldehyde, 3,4,5-trihydroxy-

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
182.13 g/molcalc.
Exact mass
182.0215 Dacalc.
LogP (octanol/water)
0.43calc.
Topological polar surface area
94.83 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
2calc.
Heavy atoms
13calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Fomecin B suppliers

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Fomecin B price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Fomecin B is traded under.

HS 2912.49Indicative HS code

Aldehyde-alcohols, aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen…

World exports in 2024
$159M
−9.6% vs 2023, imports $171M
2019 to 2024
Top exporters
  1. China36.7%
  2. India * partner reported27.5%
  3. Germany13.9%
Top importers
  1. China16.0%
  2. United States15.7%
  3. India * partner reported9.6%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Fomecin B, based on the data on this page

What is Fomecin B?

Fomecin B is a chemical substance with the molecular formula C8H6O5 and a molar mass of 182.13 g/mol. Its CAS registry number is 16790-41-3. The IUPAC name is 3,4,5-trihydroxyphthalaldehyde.

What is the CAS number of Fomecin B?

The CAS registry number of Fomecin B is 16790-41-3. Other or deprecated CAS numbers: 483-53-4.

What is the molecular formula and weight of Fomecin B?

The molecular formula of Fomecin B is C8H6O5 and its molar mass is 182.13 g/mol.

Is Fomecin B hazardous?

No GHS hazard classification for Fomecin B is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Fomecin B?

Fomecin B is usually classified under HS code 291249 (Aldehyde-alcohols, aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Fomecin B?

Post a free request on CompoundList and suppliers of Fomecin B will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Fomecin B?

Suppliers quote Fomecin B 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 Fomecin B

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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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