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Salicylaldehyde Structure

Salicylaldehyde

Chemical Properties

Melting point 1-2 °C (lit.)
Boiling point 197 °C (lit.)
Density  1.146 g/mL at 25 °C (lit.)
vapor density  4.2 (vs air)
vapor pressure  1 mm Hg ( 33 °C)
refractive index  n20/D 1.573(lit.)
FEMA  3004 | SALICYLALDEHYDE
Flash point 170 °F
storage temp.  -20°C
solubility  4.9g/l
form  Liquid
pka 8.37(at 25℃)
color  Clear yellow
PH 6-8 (H2O, 20℃)Not applicable
Odor Bitter almonds
Odor Type medicinal
Water Solubility  slightly soluble
Sensitive  Air & Light Sensitive
Merck  14,8326
JECFA Number 897
BRN  471388
Dielectric constant 13.9(20℃)
Exposure limits ACGIH: TWA 5 ppm (Skin)
OSHA: TWA 5 ppm(19 mg/m3)
NIOSH: IDLH 250 ppm; TWA 5 ppm(19 mg/m3); Ceiling 15.6 ppm(60 mg/m3)
Stability Stable. Combustible. Incompatible with strong bases, strong reducing agents, strong acids, strong oxidizing agents.
InChIKey SMQUZDBALVYZAC-UHFFFAOYSA-N
LogP 1.66 at 25℃ and pH6.2-6.3
Substances Added to Food (formerly EAFUS) SALICYLALDEHYDE
FDA 21 CFR 172.515
CAS DataBase Reference 90-02-8(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 17K64GZH20
NIST Chemistry Reference Benzaldehyde, 2-hydroxy-(90-02-8)
EPA Substance Registry System Salicylaldehyde (90-02-8)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H302-H315-H319-H341-H411
Precautionary statements P202-P273-P301+P312-P302+P352-P305+P351+P338-P308+P313
Hazard Codes  Xn,N
Risk Statements  21/22-36/38-68-36/37/38-20/21/22-51-36-51/53-22
Safety Statements  26-36/37-36/37/39-36-61-64-29/35
RIDADR  3082
WGK Germany  2
RTECS  VN5250000
8-10-23
TSCA  Yes
HazardClass  6.1(b)
PackingGroup  II
HS Code  29122990
Hazardous Substances Data 90-02-8(Hazardous Substances Data)
Toxicity MLD in rats (mg/kg): 900-1000 s.c. (Binet)
NFPA 704:
2
0 0

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