7-ETHYLBICYCLOOXAZOLIDINE

BannedCAS 7747-35-517 regulations across 17 markets

7-ETHYLBICYCLOOXAZOLIDINE is a cosmetic ingredient classified as Preservative. Also known as CAS 7747-35-5. It is regulated in 17 markets including UAE, Bahrain, Brazil.

Also Known As

CAS Number: 7747-35-5

Market Overview — 29 Markets

European Union1

United Kingdom1

United States

California

Maryland

Washington1

Canada

Brazil1

South Korea

Japan

Taiwan1

Australia

Singapore1

Malaysia1

Thailand1

Indonesia1

Vietnam1

Philippines1

UAE1

Saudi Arabia1

Qatar1

Oman1

Kuwait1

Bahrain1

Russia

Belarus

Kazakhstan

Armenia

Kyrgyzstan

Detailed Regulations

Europe2 regulations

European UnionRestrictedAnnex V #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo[3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Other conditions: Not to be used in oral products and in products applied on mucous membranes

Source: EC 1223/2009 Annex V

United KingdomRestrictedAnnex V #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo [3.3.0] octane
CAS: 7747-35-5
Max concentration: 0,3 %
Conditions of use: Max: 0,3 %
Other conditions: Not to be used in oral products and in products applied on mucous membranes

Source: UK retained EC 1223/2009 Annex V

Americas2 regulations

WashingtonBannedAnnex HB1047_P2

Chemical name: 7-Ethylbicyclo-oxazolidine
CAS: 7747-35-5
Conditions of use: Banned effective 2027-01-01 (HB 1047 Phase 2 - formaldehyde releasers)

Source: WA HB 1047 (Toxic-Free Cosmetics Act)

BrazilRestrictedAnnex RDC_528 #43

Chemical name: 5-Etil-3,7-dioxa-1- azabiciclo(3.3.0) octano
CAS: 7747-35-5
Max concentration: 0,3%
Conditions of use: Limitations: Proibido em produtos para uso bucal e em produtos que entram em contato com mucosas.

Source: ANVISA RDC 528

East Asia & Oceania1 regulation

TaiwanRestrictedAnnex Preservatives List #21

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyc-lo [3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3 %
Conditions of use: N o t t o b e u s e d in o ra l products and in products applied on mucous membranes

Source: TFDA Cosmetics Regulations

ASEAN6 regulations

SingaporeRestrictedAnnex ACD Annex VI (Preservatives) #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo [3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Conditions of use: Prohibited in oral hygiene products and in products intended to come into contact with mucous membranes

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

MalaysiaRestrictedAnnex ACD Annex VI (Preservatives) #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo [3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Conditions of use: Prohibited in oral hygiene products and in products intended to come into contact with mucous membranes

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

ThailandRestrictedAnnex ACD Annex VI (Preservatives) #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo [3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Conditions of use: Prohibited in oral hygiene products and in products intended to come into contact with mucous membranes

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

IndonesiaRestrictedAnnex ACD Annex VI (Preservatives) #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo [3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Conditions of use: Prohibited in oral hygiene products and in products intended to come into contact with mucous membranes

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

VietnamRestrictedAnnex ACD Annex VI (Preservatives) #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo [3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Conditions of use: Prohibited in oral hygiene products and in products intended to come into contact with mucous membranes

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

PhilippinesRestrictedAnnex ACD Annex VI (Preservatives) #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo [3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Conditions of use: Prohibited in oral hygiene products and in products intended to come into contact with mucous membranes

Source: ASEAN Cosmetic Directive (HSA Dec 2025)

GCC6 regulations

UAERestrictedAnnex V #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo[3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Other conditions: Not to be used in oral products and in products applied on mucous membranes

Source: GSO 1943:2024 (based on EU 1223/2009 V)

Saudi ArabiaRestrictedAnnex V #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo[3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Other conditions: Not to be used in oral products and in products applied on mucous membranes

Source: GSO 1943:2024 (based on EU 1223/2009 V)

QatarRestrictedAnnex V #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo[3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Other conditions: Not to be used in oral products and in products applied on mucous membranes

Source: GSO 1943:2024 (based on EU 1223/2009 V)

OmanRestrictedAnnex V #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo[3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Other conditions: Not to be used in oral products and in products applied on mucous membranes

Source: GSO 1943:2024 (based on EU 1223/2009 V)

KuwaitRestrictedAnnex V #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo[3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Other conditions: Not to be used in oral products and in products applied on mucous membranes

Source: GSO 1943:2024 (based on EU 1223/2009 V)

BahrainRestrictedAnnex V #49

Chemical name: 5-Ethyl-3,7-dioxa-1-azabicyclo[3.3.0] octane
CAS: 7747-35-5
Max concentration: 0.3%
Other conditions: Not to be used in oral products and in products applied on mucous membranes

Source: GSO 1943:2024 (based on EU 1223/2009 V)

EAEUNo restrictions

No specific restrictions for 7-ETHYLBICYCLOOXAZOLIDINE in Russia, Belarus, Kazakhstan, Armenia, Kyrgyzstan.

Frequently Asked Questions

Is 7-ETHYLBICYCLOOXAZOLIDINE banned in any country?

Yes, 7-ETHYLBICYCLOOXAZOLIDINE is banned in Washington. Always check current regulations before formulating products for these markets.

What are the restrictions on 7-ETHYLBICYCLOOXAZOLIDINE in cosmetics?

7-ETHYLBICYCLOOXAZOLIDINE is restricted or has conditions of use in UAE, Bahrain, Brazil, European Union, Indonesia, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, Vietnam. Restrictions may include maximum concentration limits, product type limitations, or mandatory labeling requirements. See the detailed regulations above for specifics.

Can I use 7-ETHYLBICYCLOOXAZOLIDINE in cosmetics?

7-ETHYLBICYCLOOXAZOLIDINE is regulated in 17 markets. It is banned in Washington. It has restrictions in UAE, Bahrain, Brazil, European Union, Indonesia, Kuwait, Malaysia, Oman, Philippines, Qatar, Saudi Arabia, Singapore, Thailand, Taiwan, United Kingdom, Vietnam. Use Formpli's free screening tool to check your full ingredient list against all 26 markets at once.

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This information is for reference only and does not constitute legal or regulatory advice. Regulations change — always verify with official sources and consult a regulatory specialist before exporting cosmetic products. Data sourced from EU COSING, US FDA, Health Canada, MHLW Japan, MFDS Korea, ASEAN ACD, GCC SFDA, TGA Australia, ANVISA Brazil, EAEU TR CU, and Taiwan TFDA.