ShengHe Chemical Dicarboxaldehidă 1,2-ftalică

Dicarboxaldehidă 1,2-ftalică

High-quality Produse chimice organice supplied by Jinan Shenghe Chemical Co., Ltd. Competitive pricing, reliable delivery, and full technical support for B2B buyers worldwide.

CAS: 643-79-8 Produse chimice organice Non-hazardous / General Chemical
ISO & Quality Controlled COA / MSDS / TDS Custom Packaging Fast Dispatch 3-5 Days
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Specifications

Molecular FormulaC8H6O2
Molecular Weight134.132
Melting Point54-57℃
Boiling Point266.1°C at 760 mmHg
Flash Point98.5°C
Water Solubilitysoluble
Vapor Pressure0.0088mmHg at 25°C

Detailed Chemical Properties & Synonyms

Dicarboxaldehidă 1,2-ftalică structure
Chinese Synonyms OPA
Synonyms phthalaldehydeo-Phthalic dicarboxaldehydeo-Phthaldialdehyde OPDo-Phthalaldehyde (1.11452)Phthaldialdehydeo-PhthaldialdehydeO-PHTHALALDEHYDEO-PHTALALDEHYDEo-phthaladehydeBenzene-1,2-dicarboxaldehydeOPAbenzene-1,2-dicarbaldehyde

Physical & Chemical Properties

密度 1.13 熔点 54-57°C 沸点 83-84°C (0.7501 mmHg) 闪点 132°C 水溶性 soluble

Applications / Uses

主要用于医药、染料等

Direct from the manufacturer. Jinan Shenghe Chemical Co., Ltd. supplies this product under ISO-controlled quality with full COA / MSDS / TDS documentation and flexible OEM packaging for global B2B buyers.

Dicarboxaldehidă 1,2-ftalică · CAS 643-79-8 · furnizat de Jinan Shenghe Chemical Co., Ltd.

Descriere

1,2-Phthalic dicarboxaldehyde · CAS 643-79-8 · C8H6O2. UNII 4P8QP9768A. Punct de fierbere: BP: 83 °C at 0.8 mm Hg; Punct de topire: 55.8 °C; Punct de aprindere: 132 °C (270 °F) – closed cup.

Identificare

Număr de înregistrare CAS 643-79-8
PubChem CID 4807
Formula moleculară C8H6O2
nume IUPAC phthalaldehyde
UNII (FDA) 4P8QP9768A

Descriptori calculați

Greutate moleculară 134.13
XLogP3 1.2
Numărul de donatori de legături de hidrogen 0
Numărul de acceptori ai legăturilor de hidrogen 2
Număr de obligațiuni rotative 2
Masa exactă 134.036779430
Masa monoizotopică 134.036779430
Suprafața topologică polară 34.1
Număr de atomi grei 10
Sarcina formală 0

Proprietăți fizice și chimice

Punct de fierbere BP: 83 °C at 0.8 mm Hg
Punct de topire 55.8 °C
Punct de aprindere 132 °C (270 °F) – closed cup
Punct de aprindere 132 °C c.c.
Solubilitate In water, 5 g/100 mL at 20 °C
Densitate Density (at 20 °C): 1.13 g/cm³
Presiunea de vapori 0.0052 [mmHg]
Presiunea de vapori 0.0052 mm Hg at 21 °C (0.69 Pa)
LogP log Kow = 0.51
LogP 0.99 (30 °C)

Descriere fizică și note de manipulare

  • Pale yellow or colorless solid; [Merck Index] Yellow powder or lumps; [Alfa Aesar MSDS]
  • SOLID GALBEN ÎN DIVERSE FORME CU MIROS CARACTERISTICO.
  • Long, pale yellow needles from petroleum ether (MP 56-56.5 °C). Also reported as colorless powder (MP: 54 °C)
  • Yellow needles or crystals from ligroin
  • Very soluble in ethyl ether, ethanol
  • Solubility in water, g/100ml at 20 °C: 3.8 (soluble)

Clasificarea pericolelor GHS

Fraze de pericol raportate H228 (44.3%), H301 (97.9%), H314 (74%), H315 (26%), H317 (97.4%), H318 (73.6%), H335 (28.1%), H373 (44.3%)

H228 (44.3%): Solid inflamabil [Pericol Solide inflamabile]

H301 (97.9%): Toxic în caz de înghițire [Pericol Toxicitate acută, oral]

Utilizări documentate

  • Folosit ca dezinfectant și în determinarea fluorometrică a aminelor primare și a tiolilor; [Merck Index] Folosit pentru sterilizarea echipamentelor medicale și stomatologice, ca inhibitor de enzime, indicator, intermediar chimic, agent de diagnosticare, agent de tăbăcire pentru piele, în tratarea apei, producția de celuloză și hârtie, inundarea apei câmpurilor petroliere, colorarea părului, tratarea lemnului și vopselele antifouling; [NTP]
  • Petroleum Production and Refining [Category: Industry]
  • Pulp and Paper Processing [Category: Industry]
  • Painting (Pigments, Binders, and Biocides) [Category: Paint]
  • Applying Wood Preservatives [Category: Other]
  • Using Disinfectants or Biocides [Category: Clean]

Sinonime

o-Phthalaldehyde; 643-79-8; PHTHALALDEHYDE; o-Phthaldialdehyde; 1,2-Benzenedicarboxaldehyde; Phthalic aldehyde; ortho-Phthalaldehyde; benzene-1,2-dicarbaldehyde; Phthalic dialdehyde; Phthalic dicarboxaldehyde; Phthalyldicarboxaldehyde; Phthalaldialdehyde; ortho Phthalaldehyde; o-Phthalicdicarboxaldehyde; 1,2-Diformylbenzene; phtharal

Întrebări frecvente

Care sunt numărul CAS și formula moleculară a lui 1,2-Phthalic dicarboxaldehyde?

CAS 643-79-8; molecular formula C8H6O2; molecular weight — g/mol.

Cu ce ​​alte nume este cunoscut 1,2-Phthalic dicarboxaldehyde?

o-Phthalaldehyde, 643-79-8, PHTHALALDEHYDE, o-Phthaldialdehyde, 1,2-Benzenedicarboxaldehyde, Phthalic aldehyde.

Este 1,2-Phthalic dicarboxaldehyde clasificat ca periculos?

Fraze de pericol raportate: H228, H301, H314, H315, H317.

Care sunt proprietățile fizice cheie ale lui 1,2-Phthalic dicarboxaldehyde?

Punct de fierbere: BP: 83 °C at 0.8 mm Hg; Punct de topire: 55.8 °C; Punct de aprindere: 132 °C (270 °F) – closed cup; Punct de aprindere: 132 °C c.c..

Faptele de pe această pagină sunt preluate de la PubChem (Biblioteca Națională de Medicină din SUA) și Wikidata. Datele specifice gradului – test, umiditate, dimensiunea particulelor, ambalare, termen de valabilitate – sunt emise pe lot pe COA și nu sunt publicate aici.

Aplicații și domenii de utilizare

Dicarboxaldehidă 1,2-ftalică (CAS 643-79-8, formulă C8H6O2, masă molară 134.13 g/mol) este utilizat în principal în sinteza chimică, chimia fină și procese industriale conexe. Specificații, COA și prețuri en-gros pentru Dicarboxaldehidă 1,2-ftalică vă poate oferi echipa noastră comercială.

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Applications

主要用于医药、染料等

Packaging & Shipping

  • Standard: 25 kg fiber drum / 200 kg steel drum with double PE liner
  • Small pack: 1 kg / 5 kg aluminum foil bag for lab & sample
  • Custom: packaging size and labeling per customer requirement
  • Lead time: in-stock items ship within 3-5 business days
  • Documents: COA, MSDS / SDS, TDS provided with every shipment
  • Global: air, sea (FCL / LCL) and express to 80+ countries

Storage & Handling

Store in a cool, dry, well-ventilated place away from heat, direct sunlight and incompatible materials. Keep container tightly closed. Use appropriate personal protective equipment and refer to the SDS for full safety guidance before handling.

Frequently Asked Questions

Can you provide a Certificate of Analysis (COA) and sample?

Yes. A batch-specific COA and free or charged sample are available on request before bulk ordering.

Do you support custom synthesis or specific specifications?

Yes. We offer custom grade, particle size and purity adjustment based on your application and order volume.

What are your minimum order quantities (MOQ)?

MOQ depends on the product; small quantities are supported for R&D and trial runs.

How do you ensure consistent quality?

Every batch is tested in-house and retains full traceability from raw material to finished goods.

Why Choose Jinan Shenghe Chemical

13+
Years of Export
Serving global B2B buyers across the chemical industry since 2013.
Full Range
Products in Catalog
Broad coverage of fine chemicals, additives and intermediates.
80+
Countries Served
Reliable long-term supply with worldwide logistics.
100%
Batch Tested
COA and traceability for every shipment.

Request a Quote

Looking for pricing, availability or technical data for Dicarboxaldehidă 1,2-ftalică?

Email us at sales@shenghechemical.com or use the button above. Our team typically responds within 1 business day.

About Jinan Shenghe Chemical Co., Ltd.

Jinan Shenghe Chemical Co., Ltd.

We are a professional chemical supplier based in Jinan, China. Since 2013, we have been connecting manufacturers and global B2B buyers with reliable sourcing, quality-controlled products and efficient logistics.

Our business covers food & feed additives, fine chemicals, pharmaceutical intermediates, eco-materials, coatings and specialty chemicals — all non-hazardous and compliant with our licensed scope.

Company Name
Jinan Shenghe Chemical Co., Ltd.
Business Type
Manufacturer Representative / Trading Company
Location
Jinan, Shandong, China
Main Products
Fine Chemicals, Additives, Intermediates
Export Markets
Asia, Europe, North & South America, Middle East
Documents Supplied
COA, MSDS / SDS, TDS
Email
sales@shenghechemical.com
Phone / WhatsApp
+86-18553102138
Tel (Office)
0531-84992235
Website
www.shenghechemical.com

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