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530-57-4 - Syringic acid, 98+% - 3,5-Dimethoxy-4-hydroxybenzoic acid - 4-Hydroxy-3,5-dimethoxybenzoic acid - A11725 - Alfa Aesar

A11725 Syringic acid, 98+%

CAS-Nummer
530-57-4
Synonyme
3,5-Dimethoxy-4-hydroxybenzoic acid
4-Hydroxy-3,5-dimethoxybenzoic acid

Größe Preis ($) Menge Verfügbarkeit
25g 63,04
100g 210,12
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Syringic acid, 98+%

MDL
MFCD00002552
EINECS
208-486-8

Chemische Eigenschaften

Formel
C9H10O5
Molmasse
198.17
Schmelzpunkt
206-208°
Siedepunkt
192-193°/14mm
Löslichkeit
Soluble in methanol (50 mg/ml), water (5.78 mg/ml at 25°C), chloroform: methanol (1:1), ethyl alcohol, and DMF.

Anwendungen

Syringic acid is used as an inhibitor of poly(ethylene glycol) oxidation. It is used for the preparation of poly(1,4-phenylene oxide). It is added as an additive in wine and vinegar.

Bemerkungen

Storage temperature: 2 - 4°C. Avoid excessive heat and light. Air and moisture sensitive.

Literaturverweise

A. Leonowicz; R. U. Edgehill; J.-M. Bollag. The effect of pH on the transformation of syringic and vanillic acids by the laccases of Rhizoctonia praticola and Trametes versicolor. Archives of microbiology.1984, 137 89-96.

Kenji Tatsumi; Alan Freyer; Robert D. Minard; Jean-Marc Bollag Enzymatic coupling of chloroanilines with syringic acid, vanillic acid and protocatechuic acid.Soil Biology and Biochemistry.1994, 26 735-742.

Ligand for water-soluble aryl Pd(II) complexes: Organometallics, 11, 3512 (1992).

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
2115262
Harmonized Tariff Code
2918.99
TSCA
Yes
RTECS
DH2090000

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