Product Name: Syringic acid (CAS NO.530-57-4)

Molecular Formula: C₉H₁₀O₅
Molecular Weight: 198.172700 g/mol
Appearance: gray-beige to light brown powder
Melting Point: 205-209 °C(lit.)
Boiling Point: 192-193 °C 14mm Hg
Flash Point: 155 °C
Density: 1.335g/cm³
Solubility: soluble in ethanol, ethyl ether, slightly soluble in water and chloroform 
Water Solubility: 5780 mg/L (25 °C)
BRN: 2115262
EINECS: 208-486-8
Index of Refraction: 1.566 
Molar Refractivity: 48.42 cm³ 
Molar Volume: 148.3 cm³ 
Surface Tension: 51.6 dyne/cm
Enthalpy of Vaporization: 66.19 kJ/mol
Vapour Pressure: 1.96E-06 mmHg at 25°C
XLogP3-AA: 1
H-Bond Donor: 2
H-Bond Acceptor: 5
Structure Descriptors of Syringic acid (CAS NO.530-57-4):
  IUPAC Name: 4-hydroxy-3,5-dimethoxybenzoic acid
  Canonical SMILES: COC1=CC(=CC(=C1O)OC)C(=O)O
  InChI: InChI=1S/C9H10O5/c1-13-6-3-5(9(11)12)4-7(14-2)8(6)10/h3-4,10H,1-2H3,(H,11,12) 
  InChIKey: JMSVCTWVEWCHDZ-UHFFFAOYSA-N
Categories: FINE Chemical & INTERMEDIATES; Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts; Benzoic acid; Organic acids; Acids & Esters; Anisoles, Alkyloxy Compounds & Phenylacetates; Phenols; Pharmaceutical Intermediate

 Syringic acid (CAS NO.530-57-4) is widely used in medicine, perfume, pesticide chemical and organic synthesis industry.

Reported in EPA TSCA Inventory.

Safety Information of Syringic acid (CAS NO.530-57-4):
Hazard Codes:Xi
Risk Statements:36/37/38
36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements:26-36-37/39
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36:Wear suitable protective clothing
37/39:Wear suitable gloves and eye/face protection
WGK Germany:3
RTECS:DH2090000
Hazard Note:Irritant
HS Code:29189090
Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.

 Syringic acid , its CAS NO. is 530-57-4, the synonyms are 3,5-Dimethoxy-4-hydroxybenzoic acid  3,5-Dimethoxy-4-hydroxybenzyl acid ; 4-Hydroxy-3,5-dimethoxybenzoic acid ; Gallic acid 3,5-dimethyl ether ; Benzoic acid, 4-hydroxy-3,5-dimethoxy- .