Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Ethyl (E)-crotonate
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Purity: 98.0%
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: Ethyl crotonate
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
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Contact: Anson
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623-70-1

623-70-1 structure

623-70-1 structure

Name: Ethyl crotonate
Chemical Name: Ethyl trans-2-butenoate
CAS Number: 623-70-1
Molecular Formula: C₆H₁₀O₂
Molecular Weight: 114.14200
Catalog: Flavors and spices Synthetic spice Carboxylic acid and ester perfume Aliphatic carboxylate
Create Date: 2018-08-19 02:38:13
Modify Date: 2026-07-15 15:48:04

Name	Ethyl trans-2-butenoate
Synonyms	Crotonate D'ethyle TRANS-2-BUTENOIC ACID ETHYL ESTER ethylester,(e)-2-butenoicaci Ethyl Crotonate > ETHYL T2 BUTENOATE (E)-2-Butenoic acid ethyl ETHYL CROTONATE PREDOMINANTLY TRAN S 2-Crotonic acid，ethyl ester trans-Ethyl crotonate (E)-2-Butenoic acid ethyl ester ethylester,(e)-crotonicaci Ethyl Crotonate 2-Butenoic acid, ethyl ester, (2E) Ethylcrotonate ETHYL TRANS-CROTONATE Ethyl Croronate (e)-crotonated’ethyl ETHYL CROTONATE, NATURAL CL078 (e)-alpha-crotonicacidethyleste ETHYL TRANS-2-BUTENOATE Crotonic acid, ethyl ester, (E) ethyl (E)-2-butenoate ethyl ester, (e)-2-butenoic acid alpha-Crotonic acid ethyl ester trans-Ethyl crotonate ethyl (E)-2-crotonate Ethyl trans-2-crotonate RECHEM AL BI 0145 Crotonic acid ethyl (E)-CH3CH=CHCOOC2H5 ethyl(e)-2-butenoate ethyl(e)-crotonate (E)-2-Butenoic acid ethyl ester EINECS 210-808-7 Lactic acid impurity 87 trans-but-2-enoicacidethylester Ethyl crotonate(kosher) Ethyl (2E)-but-2-enoate Ethyl (E)-crotonate Ethyl-2-Crotonate CROTONIC ACID ETHYL ESTER (E)-But-2-enoic acid ethyl ester Ethyl crotonate //BP (E)-ethyl but-2-enoate ethyl ester, (e)-crotonic acid trans-2-butenoate MFCD00009289

Density	0.918 g/mL at 25 °C(lit.)
Boiling Point	142-143 °C(lit.)
Melting Point	-79ºC
Molecular Formula	C₆H₁₀O₂
Molecular Weight	114.14200
Flash Point	36 °F
Exact Mass	114.06800
PSA	26.30000
LogP	1.12560
Vapour density	3.9 (vs air)
Vapour Pressure	6.87mmHg at 25°C
Index of Refraction	n20/D 1.424(lit.)
Storage condition	Flammables area
Stability	Stable. Highly flammable. Incompatible with strong oxidizing agents.
Water Solubility	INSOLUBLE

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GQ3500000

CHEMICAL NAME :: Crotonic acid, ethyl ester, (E)-

CAS REGISTRY NUMBER :: 623-70-1

BEILSTEIN REFERENCE NO. :: 0635834

LAST UPDATED :: 199707

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C6-H10-O2

MOLECULAR WEIGHT :: 114.16

WISWESSER LINE NOTATION :: 2OV1U2 -T

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Open irritation test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 26,269,1944

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: AJOPAA American Journal of Ophthalmology. (Ophthalmic Pub. Co., 435 N. Michigan Ave., Suite 1415, Chicago, IL 60611) Series 3: V.1- 1918- Volume(issue)/page/year: 29,1363,1946 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 26,269,1944

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 19,115,1981

Symbol	GHS02, GHS07
Signal Word	Danger
Hazard Statements	H225-H319
Precautionary Statements	P210-P305 + P351 + P338
Personal Protective Equipment	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	F:Flammable
Risk Phrases	R11;R36
Safety Phrases	S16-S26-S36/37/39-S45-S9-S33
RIDADR	UN 1862 3/PG 2
WGK Germany	2
RTECS	GQ3500000
Packaging Group	II
Hazard Class	3
HS Code	29161980

Precursor 10
867-13-0 75-07-0 107467-99-2 7425-50-5
64-17-5 107-93-7 86294-63-5 63511-92-2
90201-28-8 201230-82-2
DownStream 9
37746-78-4 5959-32-0 5303-65-1 58052-80-5
77755-98-7 496-77-5 67893-05-4 2919-23-5
22584-00-5

HS Code	2916190090
Summary	2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

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