CAS 623-27-8|Terephthalaldehyde

Introduction：Basic information about CAS 623-27-8|Terephthalaldehyde, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Articles1
7. Synonyms

Common Name	Terephthalaldehyde
CAS Number	623-27-8	Molecular Weight	134.132
Density	1.2±0.1 g/cm3	Boiling Point	246.5±0.0 °C at 760 mmHg
Molecular Formula	C₈H₆O₂	Melting Point	114-116 °C(lit.)
MSDS	ChineseUSA	Flash Point	101.7±19.6 °C

Names

Name	Terephthalaldehyde
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.2±0.1 g/cm3
Boiling Point	246.5±0.0 °C at 760 mmHg
Melting Point	114-116 °C(lit.)
Molecular Formula	C₈H₆O₂
Molecular Weight	134.132
Flash Point	101.7±19.6 °C
Exact Mass	134.036774
PSA	34.14000
LogP	1.49
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.623
InChIKey	KUCOHFSKRZZVRO-UHFFFAOYSA-N
SMILES	O=Cc1ccc(C=O)cc1
Water Solubility	3 g/L (50 ºC)

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: WZ0430000

CHEMICAL NAME :: Terephthalaldehyde

CAS REGISTRY NUMBER :: 623-27-8

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C8-H6-O2

MOLECULAR WEIGHT :: 134.14

WISWESSER LINE NOTATION :: VHR DVH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1154 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. (Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV. Volume(issue)/page/year: 246,851,1958

Safety Information

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S22-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	1
RTECS	WZ0430000
HS Code	2912299000

Customs

HS Code	2912299000
Summary	2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Articles1

Growth of Thin, Anisotropic, π-Conjugated Molecular Films by Stepwise "Click" Assembly of Molecular Building Blocks: Characterizing Reaction Yield, Surface Coverage, and Film Thickness versus Addition Step Number.

J. Am. Chem. Soc. 137 , 8819-28, (2015)

We report the systematic characterization of anisotropic, π-conjugated oligophenyleneimine (OPI) films synthesized using stepwise imine condensation, or "click" chemistry. Film synthesis began with a ...

Synonyms

Benzol-1,4-dicarbaldehyd

1,4-Benzenedicarbaldehyde

1,4-Phthalaldehyde

4-Formylbenzaldehyde

Terephthalaldehyde

1,4-Benzenedicarboxaldehyde

MFCD00006949

benzene-1,4-dicarbaldehyde

Benzene-1,4-dicarboxaldehyde

1,4-Benzenedialdehyde

1,4-Diformylbenzene

EINECS 210-784-8

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