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3,5-Dihydroxybenzoic acid

3,5-Dihydroxybenzoic acid ??? ???
?? ??:
99-10-5
???:
3,5-Dihydroxybenzoic acid
???(??):
5-carboxyresorcinol;DOHBA;3,5-Dihydroxybenzoic;5-DHBA;3,5-DHBA;NSC 22948;361LPM2T56;à-resorcylic acid;A-RESORCYLIC ACID;α-Resorcylic acid
CBNumber:
CB7743368
???:
C7H6O4
??? ??:
154.12
MOL ??:
99-10-5.mol
MSDS ??:
SDS

3,5-Dihydroxybenzoic acid ??

???
236-238 °C (dec.) (lit.)
?? ?
237.46°C (rough estimate)
??
1.3725 (rough estimate)
?? ??
700kg/m3
???
1.6400 (estimate)
???
200 °C
?? ??
Store below +30°C.
???
50mg/mL, 95% ???? ?????.
?? ?? (pKa)
4.04(at 25℃)
??? ??
??
??
???? ?????
??????(pH)
2.3 (10g/l, H2O, 25℃)
???
84 g/L (20 ºC)
BRN
2207864
LogP
0.860
CAS ??????
99-10-5(CAS DataBase Reference)
EPA
Benzoic acid, 3,5-dihydroxy- (99-10-5)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 26-36-37/39
WGK ?? 1
RTECS ?? VH3708000
?? ?? ?? >500 °C DIN 51794
?? ?? ?? Irritant
TSCA Yes
HS ?? 29182990
?? LD50 orally in Rabbit: 4160 mg/kg
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
??????:
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P280 ????/???/???/?????? ?????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P332+P313 ?? ??? ??? ???? ??· ??? ????.
P337+P313 ?? ?? ??? ???? ???? ??· ??? ????.
NFPA 704
1
2 0

3,5-Dihydroxybenzoic acid MSDS


alpha-Resorcylic acid

3,5-Dihydroxybenzoic acid C??? ??, ??, ??

??? ??

white to light yellow crystal powder

??

3,5-Dihydroxybenzoic Acid is a metabolite of alkylresorcinol in human urine and plasma. 3,5-Dihydroxybenzoic Acid is also used as biomarker of whole grain wheat and rye.

??

ChEBI: A dihydroxybenzoic acid in which the hydroxy groups are located at positions 3 and 5.

Synthesis

3,5-Dihydroxybenzoic Acid is obtained by alkali melt of 3,5- disulfobenzoic acid.

3,5-Dihydroxybenzoic acid ?? ?? ? ???

???

?? ??


3,5-Dihydroxybenzoic acid ?? ??

???( 636)?? ??
??? ?? ??? ?? ?? ? ??
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3,5-Dihydroxybenzoic acid ?? ??:

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