(±)-Ethionine

Names

[ CAS No. ]:
535-32-0

[ Name ]:
(±)-Ethionine

[Synonym ]:
(D)-Ethionine
(-)-ethionine
(-)-S-ethyl-D-homocysteine
D-ETHIONINE
MFCD00063101
S-Ethyl-DL-homocysteine
UNII:92AK1Y27MZ
D-S-ethylhomocysteine
D,L-Ethionine
Homocysteine, S-ethyl-
Ethionine (VAN)
Ethionine
(R)-2-Amino-4-(ethylthio)butanoic acid
DL-Ethionine
S-Ethylhomocysteine
D-Homocysteine, S-ethyl-
ETHIONINE, D-
S-Ethyl-homocysteine
EINECS 208-612-1
S-Ethyl-D-homocysteine
(2R)-2-amino-4-(ethylsulfanyl)butanoic acid
Butyric acid, 2-amino-4-(ethylthio)-, D-
Ethionine, DL-

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
310.4±37.0 °C at 760 mmHg

[ Melting Point ]:
278 °C (dec.)(lit.)

[ Molecular Formula ]:
C₆H₁₃NO₂S

[ Molecular Weight ]:
163.238

[ Flash Point ]:
141.5±26.5 °C

[ Exact Mass ]:
163.066696

[ PSA ]:
88.62000

[ LogP ]:
0.90

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.524

[ Storage condition ]:
-20°C Freezer

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ES6825100

CHEMICAL NAME :: Butyric acid, 2-amino-4-(ethylthio)-, D-

CAS REGISTRY NUMBER :: 535-32-0

BEILSTEIN REFERENCE NO. :: 1722527

LAST UPDATED :: 199709

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C6-H13-N-O2-S

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 :: 185 mg/kg

TOXIC EFFECTS :: Blood - other changes

REFERENCE :: CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 3,71,1977

Safety Information

[ 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 ]:
R36/37/38

[ Safety Phrases ]:
S26

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
ES6825100

[ HS Code ]:
2930909090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2930909090

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%