DL-Aspartic Acid

Modify Date: 2025-08-20 17:26:48

DL-Aspartic Acid Structure
DL-Aspartic Acid structure
 Common Name DL-Aspartic Acid
CAS Number 617-45-8 Molecular Weight 133.103
Density 1.5±0.1 g/cm3 Boiling Point 264.1±30.0 °C at 760 mmHg
Molecular Formula C4H7NO4 Melting Point 300ºC
MSDS Chinese USA Flash Point 113.5±24.6 °C

 Names

Name aspartic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 264.1±30.0 °C at 760 mmHg
Melting Point 300ºC
Molecular Formula C4H7NO4
Molecular Weight 133.103
Flash Point 113.5±24.6 °C
Exact Mass 133.037506
PSA 100.62000
LogP -0.67
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.531
Water Solubility SOLUBLE | SOLUBLE

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CI9097800
CHEMICAL NAME :
DL-Aspartic acid
CAS REGISTRY NUMBER :
617-45-8
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C4-H7-N-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>6 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
KHFZAN Khimiko-Farmatsevticheskii Zhurnal. Chemical Pharmaceutical Journal. For English translation, see PCJOAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1967- Volume(issue)/page/year: 24(5),17,1990 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
10583 mg/kg/1W-C
TOXIC EFFECTS :
Behavioral - fluid intake Liver - changes in liver weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 32,738,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4646 No. of Facilities: 473 (estimated) No. of Industries: 3 No. of Occupations: 9 No. of Employees: 4699 (estimated) No. of Female Employees: 2533 (estimated)

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xn
Risk Phrases R20/21/22
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS CI9097800
HS Code 29224995

 Synthetic Route

 Customs

HS Code 29224995

 Articles148

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 Synonyms

2-Aminosuccinic acid
H-DL-Asp-OH
DL-Asparagic acid
DL-Aminosuccinic acid
DL-2-Aminobutanedioic acid
MFCD00063081
Asparaginic acid
Aminosuccinic acid
Aspartic acid
DL-Aspartic acid
EINECS 217-234-6
ASP
α-Aminosuccinic acid
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