Description References
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Vanillic acid

Description References
Product Name
Vanillic acid
CAS No.
121-34-6
Chemical Name
Vanillic acid
Synonyms
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
Molecular Formula
C8H8O4
Formula Weight
168.15
MOL File
121-34-6.mol
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Vanillic acid Property

Melting point:
208-210 °C(lit.)
Boiling point:
257.07°C (rough estimate)
Density 
1.3037 (rough estimate)
refractive index 
1.5090 (estimate)
FEMA 
3988 | 4-HYDROXY-3-METHOXYBENZOIC ACID
storage temp. 
Store below +30°C.
solubility 
Acetonitrile (Slightly), Aqueous Base (Slightly), DMSO (Slightly), Methanol (Slightly)
form 
Liquid
pka
pKa 4.53(H2O t = 25 c = 0.016–0.001) (Uncertain)
color 
Clear colorless to brown, may darken during storage
Odor
at 100.00 %. dairy milky custard creamy powdery vanilla bean
Odor Type
creamy
Water Solubility 
Soluble in water, alcohol and ether.
Merck 
14,9931
JECFA Number
959
BRN 
2208364
Stability:
Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKey
WKOLLVMJNQIZCI-UHFFFAOYSA-N
LogP
1.30
CAS DataBase Reference
121-34-6(CAS DataBase Reference)
NIST Chemistry Reference
Benzoic acid, 4-hydroxy-3-methoxy-(121-34-6)
EPA Substance Registry System
Vanillic acid (121-34-6)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
37/39-26-36
WGK Germany 
1
RTECS 
YW5300000
Hazard Note 
Irritant
TSCA 
Yes
HS Code 
29189090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P405Store locked up.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W398802
Product name
Vanillic acid
Purity
≥97%, FG
Packaging
1kg
Price
$559
Updated
2024/03/01
Sigma-Aldrich
Product number
W398802
Product name
Vanillic acid
Purity
≥97%, FG
Packaging
10Kg
Price
$3940
Updated
2024/03/01
Sigma-Aldrich
Product number
94770
Product name
Vanillic acid
Purity
purum, ≥97.0% (HPLC)
Packaging
10g
Price
$26
Updated
2024/03/01
Sigma-Aldrich
Product number
8.41025
Product name
Vanillic acid
Purity
for synthesis
Packaging
50g
Price
$108
Updated
2024/03/01
Sigma-Aldrich
Product number
68654
Product name
Vanillic acid
Purity
certified reference material, TraceCERT
Packaging
50mg
Price
$128
Updated
2024/03/01
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Vanillic acid Chemical Properties,Usage,Production

Description

Vanillic acid is a dihydroxybenzoic acid that can be used as a flavoring agent. As an oxidized form of vanillin, it is the intermediate product during the two-step bioconversion process from ferulic acid to vanillin. It exists in high amount in the root of Angelica sinenisis, which is a plant used in traditional Chinese medicine. It also exists in acal oil, argan oil as well as wine and vinegar. It can be used in the synthesis of the analeptic drug etamivan, modecainide, brovanexine, vanitiolide, and vanyldisulfamide. It can be manufactured through the oxidation of vanillin to the carboxylic acid.

References

https://en.wikipedia.org/wiki/Vanillic_acid
https://pubchem.ncbi.nlm.nih.gov/compound/Vanillic_acid#section=Top

Chemical Properties

4-Hydroxy-3-methoxybenzoic acid has a vanilla-like odor and taste.

Chemical Properties

white odourless crystals or powder

Occurrence

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.

Uses

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.

Uses

Vanillin, a compound widely used in foods, beverages, cosmetics and drugs, has been reported to exhibit multifunctional effects such as antimutagenic, antiangiogenetic, anti-colitis, anti-sickling, an d antianalgesic effects. However, results of studies on the antioxidant activity of vanillin are not consistent.

Uses

A flavoring agent.

Definition

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

Preparation

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

Aroma threshold values

Aroma at 5.0%: weak vanilla, creamy, milky.

Taste threshold values

Taste characteristics at 100 ppm: weak sweet resinous vanilla, creamy with a smooth sweetness and body, slightly chocolate-like with a spicy vanitrop nuance

Synthesis Reference(s)

Journal of the American Chemical Society, 68, p. 429, 1946 DOI: 10.1021/ja01207a025
Organic Syntheses, Coll. Vol. 4, p. 972, 1963

General Description

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

Biochem/physiol Actions

Taste at 100 ppm

Vanillic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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Vanillic acid Suppliers

Changzhou Ruibo Biotechnology Co., Ltd.
Tel
0519-81884608 18205027398
Fax
0519-81884608
Email
sales@ruibobio.com
Country
China
ProdList
108
Advantage
56
Shandong Vantage Specialty Chemicals Biotechnology Co., Ltd.
Tel
133-96369453 18678026865
Fax
0536-2101172
Email
sdfantai@163.com
Country
China
ProdList
852
Advantage
58
Nanjing Shangshu Biotechnology Co., Ltd
Tel
18266960953
Email
907697096@qq.com
Country
China
ProdList
3035
Advantage
58
Nanjing Yihua Biotechnology Co., Ltd
Tel
15850730945; 15850730945
Email
1334103687@qq.com
Country
China
ProdList
283
Advantage
58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
INTATRADE GmbH
Tel
+49 3493/605464
Fax
+49 3493/605470
Email
sales@intatrade.de
Country
Germany
ProdList
3576
Advantage
66
3B Pharmachem (Wuhan) International Co.,Ltd.
Tel
821-50328103-801 18930552037
Fax
86-21-50328109
Email
3bsc@sina.com
Country
China
ProdList
15848
Advantage
69
Chembest Research Laboratories Limited
Tel
021-20908456
Fax
021-58180499
Email
sales@BioChemBest.com
Country
China
ProdList
6011
Advantage
61
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30132
Advantage
84
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View Lastest Price from Vanillic acid manufacturers

Ouhuang Engineering Materials (Hubei) Co., Ltd
Product
Vanillic acid 121-34-6
Price
US $50.00/kg
Min. Order
1kg
Purity
99.10%
Supply Ability
5000kg
Release date
2024-04-19
Henan Fengda Chemical Co., Ltd
Product
Vanillic acid 121-34-6
Price
US $6.00-0.60/KG
Min. Order
1KG
Purity
99%
Supply Ability
g-kg-tons, free sample is available
Release date
2024-01-18
Shandong Huisheng Import & Export Co., Ltd.
Product
Vanillic acid 121-34-6
Price
US $0.00/KG
Min. Order
1KG
Purity
98%~99%
Supply Ability
20 T each week
Release date
2023-10-13

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