Top Suppliers:I want be here


451-13-8

451-13-8 structure
451-13-8 structure

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
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
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
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%