Terephthalaldehyde

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Names

[ CAS No. ]:
623-27-8

[ Name ]:
Terephthalaldehyde

[Synonym ]:
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

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

[ Water Solubility ]:
3 g/L (50 ºC)

MSDS

Click to get detail MSDS

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

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

1,4-Benzenedimethanol
p-Xylene
Terephthalic acid
Terephthaloyl Chloride
4-(DIETHOXYMETHYL)BENZALDEHYDE
carbon monoxide
4-Bromobenzaldehyde
acetic acid

DownStream

2-Propenoic acid, 3,3'-(2-nitro-1,4-phenylene)bis- (en)
3-[[4-[(3-carboxyphenyl)iminomethyl]phenyl]methylideneamino]benzoic acid
5-NITRO-2-(4-(5-NITRO-1H-BENZO[D]IMIDAZOL-2-YL)PHENYL)-1H-BENZO[D]IMIDAZOLE
1,4-Phenylenediacryloyl chloride
1,4-BIS(DIFLUOROMETHYL)BENZENE
4-Formylbenzal fluoride, alpha,alpha-Difluoro-p-tolualdehyde
4-FURAN-2-YL-BENZALDEHYDE
(E)-tert-Butyl 3-(4-formylphenyl)acrylate
[4-(1,3-dioxolan-2-yl)phenyl]methanol
Benzaldehyde, 4-(2-methyl-1-propenyl)- (9CI)

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%

Articles

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 ...