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Aldehydes & KetonesSynthesisAvailable on request

Terephthalaldehyde, 98%

Synonyms: Benzene-1,4-dicarboxaldehyde · Terephthaldicarboxaldehyde · 1,4-Benzenedicarboxaldehyde · 1,4-Phthalaldehyde

CAS No.623-27-8
FormulaC8H6O2
Mol. weight134.13
Catalogue No.VQ-008172
Purity98%
HSN29122990

Terephthalaldehyde (CAS 623-27-8) – carbonyl building block, Synthesis grade, 98%. C8H6O2, MW 134.13. Supplied by Vaqora Chemicals with COA, exported worldwide.

Pack sizesPrice on quotation · bulk available
25 g
100 g
500 g
5 x 1 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Terephthalaldehyde, 98%

Listed under CAS 623-27-8, Terephthalaldehyde is a carbonyl building block available from Vaqora Chemicals (Synthesis grade), specified at 98% purity. With the molecular formula C8H6O2, it has a molar mass of 134.13 g/mol. It is also known as Benzene-1,4-dicarboxaldehyde or Terephthaldicarboxaldehyde.

In its supplied form it is a white to off-white to orange to green crystals, powder or crystalline powder. Reported physical data include a melting point of 114-116 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include organic synthesis, condensation and reductive amination, API intermediates and fine chemical synthesis. Our customers for this product work in pharmaceutical manufacturing, academic and industrial research and agrochemical production.

Available in 25 g, 100 g, 500 g and 5 x 1 kg packs, Terephthalaldehyde is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

  • Organic synthesis
  • Condensation & reductive amination
  • API intermediates
  • Fine chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product nameTerephthalaldehyde, 98%
Catalogue No.VQ-008172
CAS Number623-27-8
IUPAC nameterephthalaldehyde
Molecular formulaC8H6O2
Molecular weight134.13 g/mol
Exact mass134.0368
GradeSynthesis
Purity / assay98%
HSN code29122990
InChIKeyKUCOHFSKRZZVRO-UHFFFAOYSA-N
SMILESC1=CC(=CC=C1C=O)C=O
PubChem CID12173
Physical properties
Physical formCrystalline
AppearanceWhite to off-white to orange to green crystals, powder or crystalline powder
Melting point114-116 °C
LogP (XLogP3)0.9
H-bond donors / acceptors0 / 2
TPSA34.1 Ų
SynonymsBenzene-1,4-dicarboxaldehyde, Terephthaldicarboxaldehyde, 1,4-Benzenedicarboxaldehyde, 1,4-Phthalaldehyde, 4formylbenzaldehyde, 1,4Diformylbenzene, Terephthalaldehyde (8CI), 1,4Benzenedicarboxaldehyde, p-Phthalaldehyde, Terephthalic aldehyde, 4-Formylbenzaldehyde, 1,4-Diformylbenzene

Safety & hazard information (GHS)

GHS06 Toxic
Toxic
GHS07 Harmful / irritant
Harmful / irritant

Signal word: Danger

Hazard statements

  • H302Harmful if swallowed
  • H311Toxic in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H331Toxic if inhaled
  • H335May cause respiratory irritation

Precautionary statements: P261, P262, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P316, P319, P321, P330, P332 + P317, P337 + P317, P361 + P364, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of Terephthalaldehyde, 98%?

The CAS Registry Number of Terephthalaldehyde, 98% is 623-27-8. It is also known as Benzene-1,4-dicarboxaldehyde, Terephthaldicarboxaldehyde, 1,4-Benzenedicarboxaldehyde.

What is the molecular formula and molecular weight of Terephthalaldehyde, 98%?

Terephthalaldehyde, 98% has the molecular formula C8H6O2 and a molecular weight of 134.13 g/mol. Its IUPAC name is terephthalaldehyde.

Which grade and pack sizes of Terephthalaldehyde, 98% can I order?

We supply Terephthalaldehyde, 98% in Synthesis (98%) grade, in 25 g, 100 g, 500 g, 5 x 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Terephthalaldehyde, 98%?

Yes. Every lot of Terephthalaldehyde, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Terephthalaldehyde, 98% be shipped internationally?

Yes. Terephthalaldehyde, 98% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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