Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Isovanillic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Isovanillic acid
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Purity: 97.0%
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DC Chemicals Limited
China
Product Name: 3-Hydroxy-4-methoxybenzoic acid
Price: $280.0/20mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Hydroxy-4-methoxybenzoic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Contact: Ms Wang
Email: enquiry@dycnchem.com

645-08-9

645-08-9 structure

645-08-9 structure

Name: Isovanillic acid
Chemical Name: 3-hydroxy-4-methoxybenzoic acid
CAS Number: 645-08-9
Molecular Formula: C₈H₈O₄
Molecular Weight: 168.147
Catalog: Chemical reagent Organic reagent Aromatic acid
Create Date: 2018-04-17 08:00:00
Modify Date: 2025-08-23 10:03:17
Isovanillic acid (3-Hydroxy-4-methoxybenzoic acid) is a phenolic acid isolated from isolated from S. frutescens, with Anti-inflammatory activity[1].

Name	3-hydroxy-4-methoxybenzoic acid
Synonyms	Isovanillic acid Benzoic acid, 3-hydroxy-4-methoxy- MFCD00002507 p-Anisic acid,3-hydroxy 3-hydroxy-4-methoxy-benzoic acid isovanilinic acid 3-Hydroxyanisic acid EINECS 211-430-5 4-methoxy-protocatechuic acid 3-Hydroxy-4-methoxybenzoic acid Acide isovanillique 3-hydroxy-4-methoxybenzoate 3-Hydroxy-p-anisic acid

Description	Isovanillic acid (3-Hydroxy-4-methoxybenzoic acid) is a phenolic acid isolated from isolated from S. frutescens, with Anti-inflammatory activity[1].
Related Catalog	Signaling Pathways >> Others >> Others Research Areas >> Inflammation/Immunology
References	[1]. Fernández MA, et al. Anti-inflammatory activity in rats and mice of phenolic acids isolated from Scrophularia frutescens. J Pharm Pharmacol. 1998 Oct;50(10):1183-6.

Density	1.4±0.1 g/cm3
Boiling Point	344.3±27.0 °C at 760 mmHg
Melting Point	250-253 °C(lit.)
Molecular Formula	C₈H₈O₄
Molecular Weight	168.147
Flash Point	145.2±17.2 °C
Exact Mass	168.042252
PSA	66.76000
LogP	1.35
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.586

CHEMICAL IDENTIFICATION

RTECS NUMBER :: BZ4850000

CHEMICAL NAME :: p-Anisic acid, 3-hydroxy-

CAS REGISTRY NUMBER :: 645-08-9

BEILSTEIN REFERENCE NO. :: 2208365

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H8-O4

MOLECULAR WEIGHT :: 168.16

WISWESSER LINE NOTATION :: QVR CQ DO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2974 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. (Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV. Volume(issue)/page/year: 243,609,1956

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	BZ4850000
HS Code	2918990090

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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