3,4-ジヒドロキシ安息香酸

Protocatechuic Acid

HCID 72CAS 99-50-3

基本情報

標準SMILES
O=C(O)c1ccc(O)c(O)c1
InChIKey
YQUVCSBJEUQKSH-UHFFFAOYSA-N
分子式
C7H6O4
平均分子量
154.12 g/mol
単同位体質量
154.02660867

概要

3,4-dihydroxybenzoic acid is a dihydroxybenzoic acid in which the hydroxy groups are located at positions 3 and 4. It has a role as an EC 1.14.11.2 (procollagen-proline dioxygenase) inhibitor, an antineoplastic agent, a plant metabolite, a human xenobiotic metabolite and an EC 1.1.1.25 (shikimate dehydrogenase) inhibitor. It is a dihydroxybenzoic acid and a member of catechols. It is functionally related to a benzoic acid. It is a conjugate acid of a 3,4-dihydroxybenzoate.

名称と識別子

優先名称
Protocatechuic Acid
IUPAC
3,4-dihydroxybenzoic acid
現地名
3,4-ジヒドロキシ安息香酸
英語名
Protocatechuic acid
分子式
C7H6O4
分子量
154.12

名称と別名

3,4-DIHYDROXYBENZOIC ACIDprotocatechuic acid99-50-34-Carboxy-1,2-dihydroxybenzeneProtocatehuic acid4,5-Dihydroxybenzoic acidDTXSID402121236R5QJ8L4BNSC-16631DTXCID601212FEMA NO. 4430CHEBI:36062
名称をさらに表示
3,4-ジヒドロキシ安息香酸ピロカテコール-p-カルボン酸プロトカテク酸カテコール-p-カルボン酸3,4-ジヒドロキシベンゼンカルボン酸4-カルボキシピロカテコールプロトカテキュ酸3,4-ジヒドロキシ安息香酸(プロトカテキュ酸)プロトカテキユ酸 n-水和物カテコール-4-カルボン酸ピロカテコール-4-カルボン酸3,4‐ジヒドロキシ安息香酸プロトカテク酸, 100 µg/mL in AcCNコネリルアルコールProtocatechoic AcidHypogallic acid3,4-DihydroxybenzoicPROTOCATECHUIC ACID(P)Protocatechuic aci3,4-Dihydroxybenzoic acid,97%Pyrocatechol-p-carboxylic acid
RefChem:25857202-760-0protocatechuateBenzoic acid, 3,4-dihydroxy-3,4-DihydroxybenzoicacidMFCD000025093,4-Dihydroxy Benzoic Acidprotocatechuicacid

データベース識別子

CAS
99-50-3
PubChem CID
72
DTXSID
DTXSID4021212
ChEMBL
CHEMBL37537
ChEBI
CHEBI:36062
UNII
36R5QJ8L4B
EC Number
202-760-0
Nikkaji
J11.618A

物性

構造計算による物性

XLogP
1.1
極性表面積
77.8 Ų
水素結合供与体数
3
水素結合受容体数
4
回転可能結合数
1
重原子数
11

実験および物理化学的性質

Chemical ClassesBiological Agents -> Plant Oils and Extracts
DrugsPharmaceuticals -> Listed in ZINC15
LogP0.86
Food AdditivesFLAVORING AGENT OR ADJUVANT -> FDA Substance added to food
Flavoring AgentsEU Flavoring substances
Solubility · 3 件

18.2 mg/mL at 14 °C

Soluble

Soluble (in ethanol)

物理化学的性質

融点
197 · 197-200 °C (dec.) (lit.)
沸点
237.46 °C · 237.46°C (rough estimate)
比重(密度)
1.54 · 1.54
屈折率
1.64 · 1.6400 (estimate)
FEMA
4430 · 4430 | 3,4-DIHYDROXYBENZOIC ACID
貯蔵温度
30 °C · Store below +30°C.

化学的性質

化学的特性white to light yellow crystal powder

安全と法規制

GHS分類

GHS Classification · 4 件

Warning

H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]

P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 140 reports by companies from 8 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

危険有害性情報

Regulatory Information · 2 件

Commission Regulation (EC) No 1565/2000 (Repealed by Com. Implementing Reg. (EU) No 872/2012)

Benzoic acid, 3,4-dihydroxy-: Does not have an individual approval but may be used under an appropriate group standard

Hazards SummaryCauses other liver changes and multiple enzyme effects in 28-day intermittent oral studies of rats; Intraperitoneal LD50 (mouse) > 800 mg/kg; [RTECS] A skin and strong eye irritant; [Alfa Aesar MSDS]
Hazard Classes and CategoriesSkin Irrit. 2 (100%)

安全データ

wgk
3
rtecs
UL0560000
hs_code
29182990
risk_code
36/37/38
化審法
(3)-1616
hazard_code
Xi

化学と産業

薬理情報

Metabolism/MetabolitesProtocatehuic acid is a known human metabolite of 3,4-dihydroxyphenylacetic acid.
MeSH Pharmacological ClassificationAgents that reduce the frequency or rate of spontaneous or induced tumors independently of the mechanism involved.
Tissue LocationsFibroblasts

用途と製造

Uses · 2 件

Present in wheat grains and many other plants; [Merck Index]

Synthetic Polymer MALDI Matrix Compounds

Use Classification · 2 件

Flavoring Agents -> JECFA Flavorings Index

Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes

応用分野 · 5 件

解説プロトカテク酸,プロトカテクサン,モクレン科シキミ属,そのほかの植物中に存在する.カテコールと炭酸アンモニウムを水中で加熱してカルボキシル化するか,バニリン酸を脱メチル化するなどの方法で得られる.結晶.分解点199 ℃.水から再結晶したものは1分子の水和水を含む.エタノール,エーテル,熱水に可溶.塩化鉄(Ⅲ)により緑色を呈する.芳香族アミノ酸の微生物による代謝中間産物.エチルエステルは食品用抗酸化剤に用いられる.

用途医薬・香料原料。

用途医薬.香料原料。

使用3,4-Dihydroxybenzoic Acid is a metabolite of polyphenols such as Phloretin (P339000) and Quercetin (Q509500).

一般的な説明Protocatechuic acid belongs to the class of polyphenolic compounds, which can be generally isolated from the dried flower of roselle. It can serve as a potential candidate possessing anticancer property, which can be involved in suppressing the growth of human promyelocytic leukemia HL-60 cells.

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補足説明

定義ChEBI: A dihydroxybenzoic acid in which the hydroxy groups are located at positions 3 and 4.

関連反応

58 件

関連ノート

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