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121-34-6
???:
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???(??):
????
???:
Vanillic acid
???(??):
VA;4-HYDROXY-3-METHOXYBENZOIC ACID;vanillic;3-Methoxy-4-Hydroxybenzoic acid;Benzoic acid, 4-hydroxy-3-methoxy-;Vanillate;Magnolioside;Vanilic acid;Vanilloid;Vallinic acid
CBNumber:
CB2449434
???:
C8H8O4
??? ??:
168.15
MOL ??:
121-34-6.mol
MSDS ??:
SDS

???? ??

???
208-210 °C(lit.)
?? ?
257.07°C (rough estimate)
??
1.3037 (rough estimate)
???
1.5090 (estimate)
FEMA
3988 | 4-HYDROXY-3-METHOXYBENZOIC ACID
?? ??
Store below +30°C.
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?????? (?? ???), ?? ?? (?? ???), DMSO (?? ???), ??? (?? ???)
??? ??
??
?? ?? (pKa)
pKa 4.53(H2O t = 25 c = 0.016–0.001) (Uncertain)
??
??? ??~??, ?? ? ???? ? ??
??
100.00%??. ??? ?? ???? ??? ???? ????
?? ??
?? ??
???? ??
synthetic
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?, ???, ???? ?????.
JECFA Number
959
Merck
14,9931
BRN
2208364
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????. ?? ??. ?? ???? ???? ????.
InChIKey
WKOLLVMJNQIZCI-UHFFFAOYSA-N
LogP
1.30
CAS ??????
121-34-6(CAS DataBase Reference)
NIST
Benzoic acid, 4-hydroxy-3-methoxy-(121-34-6)
EPA
Vanillic acid (121-34-6)
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  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 37/39-26-36
WGK ?? 1
RTECS ?? YW5300000
?? ?? ?? Irritant
TSCA Yes
HS ?? 29189090
????(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
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P304+P340 ???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P405 ???? ?????.
NFPA 704
1
2 0

???? MSDS


4-Hydroxy-3-methoxybenzoic acid

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white odourless crystals or powder

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Reported found in guava, grape, brandy, rum, whiskey, sherry, red and white wines, Scotch and Canadian whiskey, pork (fried), cocoa, peanuts (raw), mushrooms, guava fruit, mangos (fresh), wort, vanilla and black chokeberries.

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Vanillic acid is used as a flavoring agent in food. It acts as an intermediate in the production of vanillin from ferulic acid. Further, it is used in wine and vinegar.

?? ??

Prepared by bioconversion of ferulic acid by means of a vanillate-negative mutant of Pseudomonas fluorescens strain BS13. Also prepared by whole-cell bioconversion of vanillin to vanillic acid by Streptomyces viridosporus

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ChEBI: A monohydroxybenzoic acid that is 4-hydroxybenzoic acid substituted by a methoxy group at position 3.

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Vanillic acid is one of the key aromatic volatile compounds of vanilla beans.

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