ChemicalBook >> CAS DataBase List >>3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID structure

CAS No.: 80866-93-9

Chemical Name:: 3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID

Synonyms: 2,2-dimethyl-4-oxo-3H-pyran-6-carboxylicaci;acidedimethyl-6,6dihydro-5,6pyrone-4carboxylique-2;3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC;5,6-dihydro-6,6-dimethyl-4-oxo-4h-pyran-2-carboxylicaci;3,4-dihydro-2,2-dimethyl-4-oxo-2h-pyran-6-carboxylicaci;5,6-dihydro-6,6-dimethyl-4-oxo-4h-pyran-2-carboxylicacid;4-Oxo-6,6-dimethyl-5,6-dihydro-4H-pyran-2-carboxylic acid;3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID;2H-Pyran-6-carboxylic acid, 3,4-dihydro-2,2-dimethyl-4-oxo-;3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid,98%

CBNumber:: CB9155431

Molecular Formula:: C8H10O4

Molecular Weight:: 170.16

MDL Number:: MFCD00006575

MOL File:: 80866-93-9.mol

MSDS File:: SDS

Last updated:2026-05-28 04:18:43

Product description	Number	Pack Size	Price
3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid 98%	195723	5g	$124
2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid ≥98%	AA00579F	1g	$43
2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid ≥98%	AA00579F	5g	$120
2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid ≥98%	AA00579F	25g	$479
2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid 97%	CD11053805	1g	$446

Request For Quotation

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID Properties

Melting point	170 °C (dec.) (lit.)
Boiling point	219.79°C (rough estimate)
Density	1.1456 (rough estimate)
refractive index	1.4425 (estimate)
InChI	InChI=1S/C8H10O4/c1-8(2)4-5(9)3-6(12-8)7(10)11/h3H,4H2,1-2H3,(H,10,11)
InChIKey	ANKQOBXQEHGUJT-UHFFFAOYSA-N
SMILES	C1(C)(C)OC(C(O)=O)=CC(=O)C1
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H302

Precautionary statements

P280-P305+P351+P338

PPE

dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes

Risk Statements

Safety Statements

WGK Germany

RTECS

UP6990000

Storage Class

11 - Combustible Solids

Hazard Classifications

Acute Tox. 4 Oral

NFPA 704

	0
1		0

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID price More Price(13)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	195723	3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid 98%	80866-93-9	5g	$124	2023-01-07	Buy
aablocks	AA00579F	2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid ≥98%	80866-93-9	1g	$43	2026-05-28	Buy
aablocks	AA00579F	2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid ≥98%	80866-93-9	5g	$120	2026-05-28	Buy
aablocks	AA00579F	2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid ≥98%	80866-93-9	25g	$479	2026-05-28	Buy
Crysdot	CD11053805	2,2-Dimethyl-4-oxo-3,4-dihydro-2H-pyran-6-carboxylic acid 97%	80866-93-9	1g	$446	2026-05-26	Buy

Product number	Packaging	Price	Buy
195723	5g	$124	Buy
AA00579F	1g	$43	Buy
AA00579F	5g	$120	Buy
AA00579F	25g	$479	Buy
CD11053805	1g	$446	Buy

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID Chemical Properties,Uses,Production

Chemical Properties

white to beige fine crystalline powder

Uses

3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid was used as photoprotective reagent during photolysis of the Salmonella sialidase.

General Description

Butyl ester of 3,4-dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid is commonly used as mosquito repellent.

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID Suppliers

Global( 32)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
CONIER CHEM AND PHARMA LIMITED		sales@conier.com	China	49906	58
career henan chemical co	+86-0371-86658258	factory@coreychem.com	China	29780	58
Dideu Industries Group Limited	+8617392712697	1022@dideu.com	China	29095	58
Hu Bei Jiutian Bio-medical Technology CO.,Ltd	027-88013699 17354350817	Ryan@jiutian-bio.com	China	5927	58
Aladdin Scientific		tp@aladdinsci.com	United States	54746	58
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Sigma-Aldrich	021-61415566 800-8193336	orderCN@merckgroup.com	China	51389	80
Shanghai YuanYe Biotechnology Co., Ltd.	13636370518	shyysw007@163.com	China	89667	60
Beijing Minruida Technology Co., Ltd.	010-82387566	sales@mreda.com.cn	China	19323	58

Supplier	Advantage
CONIER CHEM AND PHARMA LIMITED	58
career henan chemical co	58
Dideu Industries Group Limited	58
Hu Bei Jiutian Bio-medical Technology CO.,Ltd	58
Aladdin Scientific	58
Amadis Chemical Company Limited	58
Shanghai Hanhong Scientific Co.,Ltd.	64
Sigma-Aldrich	80
Shanghai YuanYe Biotechnology Co., Ltd.	60
Beijing Minruida Technology Co., Ltd.	58

View Lastest Price from 3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2026-08-20	3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID 80866-93-9	$1.10	1g	99.00%	100 Tons Min	Dideu Industries Group Limited
	2019-12-20	3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID 80866-93-9	$1.00	1KG	99%		Career Henan Chemical Co

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID
80866-93-9
$1.10
99.00%
Dideu Industries Group Limited

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID
80866-93-9
$1.00
99%
Career Henan Chemical Co

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID Spectrum

3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID(80866-93-9)MS 3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID(80866-93-9)IR1 3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID(80866-93-9)IR2

80866-93-9(3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID)Related Search:

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3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID BUTYL ESTER 4-METHOXY-4-METHYL-2-PENTANONE TRANS-2-HEPTEN-1-OL

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3,4-dihydro-2,2-dimethyl-4-oxo-2h-pyran-6-carboxylicaci 5,6-dihydro-6,6-dimethyl-4-oxo-4h-pyran-2-carboxylicaci 5,6-dihydro-6,6-dimethyl-4-oxo-4h-pyran-2-carboxylicacid acidedimethyl-6,6dihydro-5,6pyrone-4carboxylique-2 3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC 3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID 4-Oxo-6,6-dimethyl-5,6-dihydro-4H-pyran-2-carboxylic acid 3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid,98% 2H-Pyran-6-carboxylic acid, 3,4-dihydro-2,2-dimethyl-4-oxo- 2,2-dimethyl-4-oxo-3H-pyran-6-carboxylicaci 3,4-DIHYDRO-2,2-DIMETHYL-4-OXO-2H-PYRAN-6-CARBOXYLIC ACID ISO 9001：2015 REACH 3,4-Dihydro-2,2-dimethyl-4-oxo-2H-pyran-6-carboxylic acid 80866-93-9 Building Blocks Pyrans Heterocyclic Building Blocks CARBOXYLIC ACID Building Blocks Heterocyclic Building Blocks Pyrans