Shanghai Nianxing Industrial Co., Ltd
China
Product Name: HOMOGENTISIC ACID
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

DC Chemicals Limited
China
Product Name: Homogentisic acid
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzeneacetic acid,2,5-dihydroxy-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: HOMOGENTISIC ACID
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

451-13-8

451-13-8 structure

451-13-8 structure

Name: HOMOGENTISIC ACID
Chemical Name: homogentisic acid
CAS Number: 451-13-8
Molecular Formula: C₈H₈O₄
Molecular Weight: 168.147
Catalog: Chemical reagent Organic reagent Aromatic acid
Create Date: 2018-06-15 13:06:56
Modify Date: 2025-08-23 16:36:22
Homogentisic acid is a specific metabolite in urine and serum, which is used for diagnosis of alkaptonuria.

Name	homogentisic acid
Synonyms	(2,5-Dihydroxyphenyl)acetic acid Benzeneacetic acid, 2,5-dihydroxy- Melanic acid Homogentisic acid 2,5-Dihydroxyphenylacetic acid (2,5-dihydroxyphenyl)-Acetic acid EINECS 207-192-7 Homogenentisic acid 2-(2,5-dihydroxyphenyl)acetic acid 2,5-Dihydroxy-a-toluic Acid 2,5-dihydroxy-benzeneacetic acid MFCD00004324

Description	Homogentisic acid is a specific metabolite in urine and serum, which is used for diagnosis of alkaptonuria.
Related Catalog	Natural Products >> Acids and Aldehydes Research Areas >> Others
Target	Human Endogenous Metabolite
References	[1]. Öztekin N, et al. Determination of homogentisic acid in urine for diagnosis of alcaptonuria: Capillary electrophoretic method optimization using experimental design. Biomed Chromatogr. 2018 Jul;32(7):e4216.

Density	1.5±0.1 g/cm3
Boiling Point	439.3±30.0 °C at 760 mmHg
Melting Point	150-152 °C(lit.)
Molecular Formula	C₈H₈O₄
Molecular Weight	168.147
Flash Point	233.6±21.1 °C
Exact Mass	168.042252
PSA	77.76000
LogP	-0.07
Appearance	crystalline \| off-white to tan
Vapour Pressure	0.0±1.1 mmHg at 25°C
Index of Refraction	1.643
Storage condition	2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: AH0589000

CHEMICAL NAME :: Acetic acid, (2,5-dihydroxyphenyl)-

CAS REGISTRY NUMBER :: 451-13-8

BEILSTEIN REFERENCE NO. :: 2692860

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C8-H8-O4

MOLECULAR WEIGHT :: 168.16

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in mammalian somatic cells

TEST SYSTEM :: Rodent - hamster Lung

DOSE/DURATION :: 50 umol/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 238,235,1990

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	36/37/38
Safety Phrases	S26-S36
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	AH0589000
HS Code	2918290000

Precursor 10
1758-25-4 106-51-4 860183-06-8 2688-48-4
156-39-8 408336-37-8 37785-02-7 1084-96-4
438239-21-5 10385-70-3
DownStream 6
490-79-9 123-31-9 28613-33-4 10275-07-7
2688-48-4 76196-46-8

HS Code	2918290000
Summary	HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

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