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623-91-6

623-91-6 structure
623-91-6 structure
Name diethyl fumarate
Synonyms 2-Butenedioic acid(2E)-, 1,4-diethyl ester
2-Butenedioic acid, diethyl ester, (2E)-
Diethyl-(2E)-but-2-endioat
EINECS 210-819-7
Diethyl (2E)-but-2-enedioate
Diethyl (2E)-2-butenedioate
Fumaric acid, diethyl ester (8CI)
Diethyl fumarate
MFCD00064455
Diethyl maleate
Description Diethyl fumarate is an endogenous metabolite.
Related Catalog
Density 1.1±0.1 g/cm3
Boiling Point 214.0±0.0 °C at 760 mmHg
Melting Point 41641ºC
Molecular Formula C8H12O4
Molecular Weight 172.178
Flash Point 93.3±0.0 °C
Exact Mass 172.073563
PSA 52.60000
LogP 1.68
Vapour Pressure 0.2±0.4 mmHg at 25°C
Index of Refraction 1.443
Stability Stable. Combustible. Incompatible with strong oxidizing agents, acids, bases, reducing agents.
Water Solubility immiscible

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EM5950000
CHEMICAL NAME :
2-Butenedioic acid, diethyl ester, (E)-
CAS REGISTRY NUMBER :
623-91-6
BEILSTEIN REFERENCE NO. :
0775347
LAST UPDATED :
199710
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C8-H12-O4
MOLECULAR WEIGHT :
172.20
WISWESSER LINE NOTATION :
2OV1U1VO2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1780 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 23,95,1962 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81805 No. of Facilities: 367 (estimated) No. of Industries: 3 No. of Occupations: 11 No. of Employees: 1350 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
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
Safety Phrases S23
RIDADR NA 1993 / PGIII
WGK Germany 3
RTECS EM5950000
HS Code 29171990
HS Code 2917190090
Summary 2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%
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