间苯二甲醛

Description

Isophthalaldehyde · CAS 626-19-7 · C8H6O2. UNII LU162B2N9X. Boiling Point: 246 °C; Melting Point: 89 °C.

Identification

CAS Registry Number	626-19-7
PubChem CID	34777
Molecular formula	C8H6O2
IUPAC name	benzene-1,3-dicarbaldehyde
UNII (FDA)	LU162B2N9X

Computed Descriptors

Molecular Weight	134.13
XLogP3	1.2
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	2
Exact Mass	134.036779430
Monoisotopic Mass	134.036779430
Topological Polar Surface Area	34.1
Heavy Atom Count	10
Formal Charge	0

Physical & Chemical Properties

Boiling Point	246 °C
Melting Point	89 °C

Physical description & handling notes

• Needles from dilute alcohol
• Slightly soluble in water
• Slightly soluble in ethyl ether, chloroform; very soluble in ethanol; soluble in acetone, benzene
• Stable under recommended storage conditions.
• Hazardous decomposition products formed under fire conditions - Carbon oxides.
• When heated to decomposition it emits acrid smoke and fumes.

Regulatory Status

GHS notification summary	50% (1 / 2)

GHS Hazard Classification

GHS notification summary	50% (1 / 2)
Reported hazard statements	H315 (50%), H319 (50%), H335 (50%)

Documented Uses

• Isophthalaldehyde is used in the synthesis of binuclear ruthenium complex.

Synonyms

Isophthalaldehyde; 626-19-7; m-Phthalaldehyde; Isophthaldehyde; 1,3-Benzenedicarboxaldehyde; benzene-1,3-dicarbaldehyde; Isophthaldialdehyde; Isophtaldehydes; Isophtaldehydes [French]; EINECS 210-935-8; LU162B2N9X; iso-phthalaldehyde; NSC 5092; 3-formylbenzaldehyde; BRN 1561038; DTXSID30870718

Frequently Asked Questions

What are the CAS number and molecular formula of Isophthalaldehyde?

CAS 626-19-7; molecular formula C8H6O2; molecular weight — g/mol.

What other names is Isophthalaldehyde known by?

Isophthalaldehyde, 626-19-7, m-Phthalaldehyde, Isophthaldehyde, 1,3-Benzenedicarboxaldehyde, benzene-1,3-dicarbaldehyde.

Is Isophthalaldehyde classified as hazardous?

50% of GHS notifications report no hazard classification (1 of 2).

What are the key physical properties of Isophthalaldehyde?

Boiling Point: 246 °C; Melting Point: 89 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.