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Ethyl butylacetylaminopropionate

CAS No.
52304-36-6
Chemical Name:
Ethyl butylacetylaminopropionate
Synonyms
Baape;Quwenzhi;Ethyl 3-(N-ButylacetaMido)propanoate;IR 3535;ethyl N-acetyl-N-butyl-β-alaninate;Ethyl 3-(N-butylacetamido)propionate;Ebaap;Merck3535;Ai 3-70763;Cleaneraddtion
CBNumber:
CB2163451
Molecular Formula:
C11H21NO3
Molecular Weight:
215.29
MDL Number:
MFCD00214076
MOL File:
52304-36-6.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:50
Product description Number Pack Size Price
Ethyl3-(N-Butylacetamido)propanoate E900625 50g $135
ETHYL BUTYLACETYLAMINOPROPIONATE 95.00% CHM0078923 1G $624.75
Ethyl3-(N-Butylacetamido)propanoate 40350 100g $675
ETHYL BUTYLACETYLAMINOPROPIONATE 95.00% CHM0078923 10G $1334.03
Ethyl3-(N-butylacetamido)propanoate 97% CD13011682 25g $40
More product size

Ethyl butylacetylaminopropionate Properties

Melting point <-20°
Boiling point bp0.2 108-110°; bp0.5 126-127°
Density 0.987±0.06 g/cm3(Predicted)
refractive index nD20 1.452-1.455
Flash point 318°F (159°C)
storage temp. Sealed in dry,Room Temperature
solubility Acetonitrile (Slightly), Chloroform (Slightly), Ethyl Acetate (Slightly), Methan
form Oil
pka -0.57±0.70(Predicted)
color Colourless
Cosmetics Ingredients Functions SKIN CONDITIONING
SURFACTANT - CLEANSING
InChI InChI=1S/C11H21NO3/c1-4-6-8-12(10(3)13)9-7-11(14)15-5-2/h4-9H2,1-3H3
InChIKey VZRKEAFHFMSHCD-UHFFFAOYSA-N
SMILES N(C(=O)C)(CCCC)CCC(=O)OCC
LogP 1.650 (est)
CAS DataBase Reference 52304-36-6(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 65GQA237EH
EPA Substance Registry System N-Acetyl-N-butyl-.beta.-alanine ethyl ester (52304-36-6)
Pesticides Freedom of Information Act (FOIA) Merck 3535

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H302-H317
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501-P264-P280-P302+P352-P321-P332+P313-P362-P264-P270-P301+P312-P330-P501
Risk Statements  52
HS Code  29241990
Hazardous Substances Data 52304-36-6(Hazardous Substances Data)
Toxicity LD50 in rats (mg/kg): >5000 orally; LC50 in rats (mg/l): >5.1 by inhalation (WHO)

Ethyl butylacetylaminopropionate price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC E900625 Ethyl3-(N-Butylacetamido)propanoate 52304-36-6 50g $135 2021-12-16 Buy
American Custom Chemicals Corporation CHM0078923 ETHYL BUTYLACETYLAMINOPROPIONATE 95.00% 52304-36-6 1G $624.75 2021-12-16 Buy
Medical Isotopes, Inc. 40350 Ethyl3-(N-Butylacetamido)propanoate 52304-36-6 100g $675 2021-12-16 Buy
American Custom Chemicals Corporation CHM0078923 ETHYL BUTYLACETYLAMINOPROPIONATE 95.00% 52304-36-6 10G $1334.03 2021-12-16 Buy
Crysdot CD13011682 Ethyl3-(N-butylacetamido)propanoate 97% 52304-36-6 25g $40 2021-12-16 Buy
Product number Packaging Price Buy
E900625 50g $135 Buy
CHM0078923 1G $624.75 Buy
40350 100g $675 Buy
CHM0078923 10G $1334.03 Buy
CD13011682 25g $40 Buy

Ethyl butylacetylaminopropionate Chemical Properties,Uses,Production

Description

Ethyl butylacetylaminopropionate (IR3535) is effective against several insects and is considered an alternative repellent to DEET and Icaridin, thanks to its very low toxicity and equal efficacy. Officially considered safe and effective for use in children over 2 months of age and pregnant and breastfeeding women by the World Health Organization, this repellent has been used in Europe for over 30 years, and its use has been increasing worldwide[1].

Physical properties

Ethyl butylacetylaminopropionate is a natural product found in Averrhoa bilimbi with data available.

History

Ethyl butylacetylaminopropionate is a synthetic molecule derived from a natural amino acid, b-alanine, and its alternative chemical formula name is beta-alanine, n-acetyl-N-butyl-ethyl ester. It is known as IR3535 or EBAAP in the literature. This molecule was developed in the early 1970s using targeted molecular design following functional structure guidelines similar to those reported by Boeckh.1 In his study, repellency of a chemical was correlated with a structural pattern consisting of an amide group linked by a lipophilic chain to an sp3 (i.e., an oxygen atom without a double bond) hybridized oxygen within a group such as hydroxyl or ester. IR3535 repellent (hereafter referred to as IR3535) is currently used in over 150 consumer products world-wide. Despite its commercial history of more than 10 years world-wide and 25 years in European countries, IR3535 has been introduced as a product in the U.S. only recently (1999).

Uses

Ethyl Butylacetylaminopropionate is an insect repellent for application to human skin and clothing in public health applications, to repel biting arthropods such as mosquitoes, flies and ticks.

Definition

ChEBI: Ethyl 3-(N-butylacetamido)propionate is a tertiary carboxamide, a member of acetamides and an ethyl ester.

Safety

Ethyl butylacetylaminopropionate (IR3535) is a transparent, colourless, odourless liquid mixture proven safe, as demonstrated by acute toxicity, local tolerability, phototoxicity and repeated-dose toxicity assays. Further, IR3535 is non-genotoxic and has thus been considered a safe insect-repellent ingredient by the US Environmental Protection Agency since 1999. Moreover, this compound is classified as a hypoallergenic substance based on skin irritation tests. IR3535 is mainly used as a mosquito/mite repellent sprayed on the body or clothing during outdoor activities. This compound does not have a sticky texture or an offensive odour, which makes it uniquely well-suited for topical use. Further, the effects of IR3535-based insect repellents can last up to 4 h with a single spray. IR3535 is yet to be linked to any toxic effects and is thus considered safe even in cases of exposure via ingestion, inhalation or skin penetration[2].

References

[1] Renata Colombo, Alanis Tiozzo Souza. “Degradation of ethyl butylacetylaminopropionate (IR3535) during chlorination: Tentative identification and toxicity prediction of its disinfection by-products.” Chemosphere 280 (2021): Article 130656.
[2] Bhanu Shrestha. “Cellular and molecular basis of IR3535 perception in Drosophila.” Pest Management Science 78 2 (2021): 793–802.

Ethyl butylacetylaminopropionate Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 263)Suppliers
Supplier Tel Email Country ProdList Advantage
COSMAN CHEMICAL CO., LTD.
+8613761622051 sales@cosmanchem.com China 14 58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
+8618950047208 ellena@amitychem.com China 43416 58
Hebei Chuanghai Biotechnology Co., Ltd
+8615350571055 Sibel@chuanghaibio.com China 8738 58
Hebei Chuanghai Biotechnology Co,.LTD
+86-86-13131129325 +8613131129325 sales1@chuanghaibio.com China 5235 58
Hebei Chuanghai Biotechnology Co., Ltd
+8615531151365 mina@chuanghaibio.com China 18126 58
Henan Fengda Chemical Co., Ltd
+86-371-86557731 +86-13613820652 info@fdachem.com China 20124 58
Hebei Kangcang new material Technology Co., LTD
+8615713292910 Nancy@kangcang.com.cn China 341 58
Hebei Zhuanglai Chemical Trading Co.,Ltd
+8613343047651 admin@zlchemi.com China 3692 58
Watson Biotechnology Co.,Ltd
+86-18186686046 +86-18186686046; sales01@watsonbiotech.cn China 5735 58
Hebei Yiduo Import and Export Co., Ltd.
joycedemei1505@outlook.com China 215 58

View Lastest Price from Ethyl butylacetylaminopropionate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Ethyl butylacetylaminopropionate pictures 2026-04-29 Ethyl butylacetylaminopropionate
52304-36-6
US $0.00-0.00 / KG 1KG 98%min 20tons/month WUHAN FORTUNA CHEMICAL CO., LTD
Ethyl Butylacetylaminopropionate pictures 2026-04-29 Ethyl Butylacetylaminopropionate
52304-36-6
US $0.00 / kg 25kg 99% 20MT Watson Biotechnology Co.,Ltd
Ethyl butylacetylaminopropionate/BAAPE pictures 2026-03-20 Ethyl butylacetylaminopropionate/BAAPE
52304-36-6
US $10.00 / kg 1kg 99% 100 TON Hebei Chuanghai Biotechnology Co., Ltd
N-ACETYL-N-BUTYL-BETA-ALANINE ETHYL ESTER Candles-nontoxicrepellent Insectrepellent Spray-nontoxicrepellent Shampoofordogs-nontoxicrepellent Essentialoil-nontoxicrepellent Cleaneraddtion nontoxicrepellent .beta.-Alanine, N-acetyl-N-butyl-, ethyl ester 3-[N-N-BUTYL-N-ACETYL]AMINOPROPIONIC ACID ETHYL ESTER IR 3535 INSECT-REPELLENT 3535 ethyl n-acetyl-n-butyl-beta-alaninate ETHYL BUTYLACETYLAMINOPROPIONATE Merck3535 n-butyln-acetyl3ethylaminopropionate(ethylbutylacetylamino 3-(N-Acetyl-N-Butyl)-Aminopropionic Acid Ethyl Ester Ethyl 3-(N-butylacetamido)propionate Ethyl-N-acetyl-N-butyl-beta-alaninat N-BUTYL N-ACETYL 3 ETHYLAMINOPROPIO NATE (ETHYL BUTYLACETYLAMINO PROPIONATE) Ethyl-3(N-acetylbutylamino)propionat (EABAP) Ethyl 3-(N-ButylacetaMido)propanoate b-Alanine, N-acetyl-N-butyl-,ethyl ester ethyl 3-(acetyl-butyl-amino)propanoate Ethyl 3-(N-n-butyl-N-acetyl)aminopropionate N-Acetyl-N-butyl-β-alanine ethyl ester ethyl N-acetyl-N-butyl-β-alaninate Ai 3-70763 Ebaap Einecs 257-835-0 Insect repellent merck 3535 3-(Acetyl-butyl-amino)-propionicacidethylester Ethyl butylacetylaminopropionate(IR3535) Ethyl Butylacetylaminopropionate @100 μg/mL in Methanol Repellent-BAAPE dimethyl pathalate IR 3535 Ethyl butylacetylaminopropionate β-Alanine, N-acetyl-N-butyl-, ethyl ester Ethyl butylacetylaminopropionate/BAAPE Drive midge ester ethyl N-acetyl-N-butyl-β-alaninate IR3535 (Ethyl 3-(N-utylacetamido)propanoate) C11H21NO3 Ethyl butylacetylaminopropionate 52304-36-6 High purity Ethyl butylacetylaminopropionate 1-Pyrrolidinepropanol,α-[(1R,3R)-3-hydroxycyclohexyl]-α-phenyl-,(αR)-rel- C10929010 3-[N-n-Butyl-N-acetyl]aminopropioni Nb[n-N-butyl-N-acetyl]aminopropionic acid ethyl ester insectifuge ester Butyl acetylaminopropionic acid ethyl ester Baape Quwenzhi 52304-36-6 Pesticide 52304-36-6