Methylglyoxal

Modify Date: 2024-01-02 11:21:10

Methylglyoxal Structure
Methylglyoxal structure
Common Name Methylglyoxal
CAS Number 78-98-8 Molecular Weight 72.063
Density 1.0±0.1 g/cm3 Boiling Point 72.0±0.0 °C at 760 mmHg
Molecular Formula C3H4O2 Melting Point 25 °C
MSDS Chinese USA Flash Point 2.5±4.4 °C
Symbol GHS07
GHS07
Signal Word Warning

 Use of Methylglyoxal


Pyruvic aldehyde is often used as a reagent in organic synthesis, as a flavoring agent, and in tanning.

 Names

Name methylglyoxal
Synonym More Synonyms

 Methylglyoxal Biological Activity

Description Pyruvic aldehyde is often used as a reagent in organic synthesis, as a flavoring agent, and in tanning.
Related Catalog
Target

Human Endogenous Metabolite

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 72.0±0.0 °C at 760 mmHg
Melting Point 25 °C
Molecular Formula C3H4O2
Molecular Weight 72.063
Flash Point 2.5±4.4 °C
Exact Mass 72.021126
PSA 34.14000
LogP -0.80
Vapour Pressure 120.9±0.1 mmHg at 25°C
Index of Refraction 1.364
Storage condition 2-8°C
Water Solubility >=10 g/100 mL at 17 ºC

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UZ0700000
CHEMICAL NAME :
Pyruvaldehyde
CAS REGISTRY NUMBER :
78-98-8
BEILSTEIN REFERENCE NO. :
0906750
LAST UPDATED :
199701
DATA ITEMS CITED :
31
MOLECULAR FORMULA :
C3-H4-O2
MOLECULAR WEIGHT :
72.07
WISWESSER LINE NOTATION :
VHV1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1165 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
179 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
252 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
Unscheduled DNA synthesis

MUTATION DATA

TYPE OF TEST :
Mutation test systems - not otherwise specified
TEST SYSTEM :
Rodent - guinea pig Cells - not otherwise specified
DOSE/DURATION :
6600 umol/L
REFERENCE :
CBINA8 Chemico-Biological Interactions. (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1969- Volume(issue)/page/year: 38,339,1982 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 51,443,1991 IARC Cancer Review:Human No Available Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 51,443,1991 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 51,443,1991

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H319
Precautionary Statements P305 + P351 + P338
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xn:Harmful;
Risk Phrases R22;R36
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany -
HS Code 2914400090

 Synthetic Route

 Customs

HS Code 2914400090
Summary 2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

 Articles122

More Articles
Aminoacetone oxidase from Streptococcus oligofermentans belongs to a new three-domain family of bacterial flavoproteins.

Biochem. J. 464(3) , 387-99, (2014)

The aaoSo gene from Streptococcus oligofermentans encodes a 43 kDa flavoprotein, aminoacetone oxidase (SoAAO), which was reported to possess a low catalytic activity against several different L-amino ...

The Chilean wild raspberry (Rubus geoides Sm.) increases intracellular GSH content and protects against H2O2 and methylglyoxal-induced damage in AGS cells.

Food Chem. 194 , 908-19, (2015)

The Chilean raspberry Rubus geoides Sm. (Rosaceae) is a native species occurring in the Patagonia. Five R. geoides samples were assessed for phenolic content and composition, antioxidant activity, eff...

Novel HPLC--Fluorescence methodology for the determination of methylglyoxal and glyoxal. Application to the analysis of monovarietal wines "Ribera del Guadiana".

Food Chem. 187 , 159-65, (2015)

The determination and quantification of α-dicarbonyl compounds, glyoxal and methylglyoxal, in "Ribera del Guadiana" monovarietal wines (Extremadura, Spain) without sample clean-up has been carried out...

 Synonyms

2-oxo-propanal
2-oxo-Propionaldehyde
methyl-glyoxal
α-Ketopropionaldehyde
acetylformaldehyde
2-keto Propionaldehyde
Pyruvaldehyde (8CI)
Ketopropionaldehyde
2-Oxopropanal
MFCD00006960
Methylglyoxal
Pyruvic aldehyde
Propanal, 2-oxo-
pyruvaldehyde
EINECS 201-164-8
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