Shanghai Nianxing Industrial Co., Ltd
China
Product Name: (±)-Ethionine
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: (±)-Ethionine
Price: ￥1688.0/1g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: D-Ethionine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: (±)-Ethionine
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

535-32-0

535-32-0 structure

535-32-0 structure

Name: (±)-Ethionine
Chemical Name: D-ethionine
CAS Number: 535-32-0
Molecular Formula: C₆H₁₃NO₂S
Molecular Weight: 163.238
Catalog: Biochemical Amino acids and their derivatives Other amino acid derivatives
Create Date: 2018-08-23 17:39:30
Modify Date: 2025-08-26 23:26:22

Name	D-ethionine
Synonyms	(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-

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

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

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

13073-47-7 structure

13073-47-7

~%

535-32-0 structure

535-32-0

Literature: Journal of Biological Chemistry, , vol. 179, p. 1050

Precursor 1
13073-47-7
DownStream 1
36506-17-9

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%

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