PRECOCENE II

Product Name: PRECOCENE II
CAS No.: 644-06-4
Chemical Name: PRECOCENE II
Synonyms: Precocen 2;precocene2;PRECOCENE II;ageratochromene;Precocene II,99%;Precocene II,Inhibitor,inhibit;6,7-Dimethoxy-2,2-dimethylchromene;6,7-DIMETHOXY-2,2-DIMETHYL-3-CHROMENE;6,7-diMethoxy-2,2-diMethyl-2h-chroMene;Dimethoxy-2,2-dimethyl-3-chromene, 6,7-
CBNumber: CB0372310
Molecular Formula: C13H16O3
Formula Weight: 220.26
MOL File: 644-06-4.mol

More

Less

PRECOCENE II Property

Melting point:: 47.50C
Boiling point:: 301.2°C (rough estimate)
Density: 1.1455 (rough estimate)
refractive index: 1.4740 (estimate)
Flash point:: 113 °C
storage temp.: -20°C Freezer
solubility: Chloroform (Slightly), Methanol (Slightly)
form: Solid
color: Pale Green to Yellow
LogP: 3.380 (est)
CAS DataBase Reference: 644-06-4
EPA Substance Registry System: 2H-1-Benzopyran, 6,7-dimethoxy-2,2-dimethyl- (644-06-4)

More

Less

Safety

RTECS: DJ2527000

More

Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H341Suspected of causing genetic defects

Precautionary statements

P201Obtain special instructions before use.

P202Do not handle until all safety precautions have been read and understood.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P308+P313IF exposed or concerned: Get medical advice/attention.

P405Store locked up.

P501Dispose of contents/container to..…

More

Less

N-Bromosuccinimide Price

Cayman Chemical

Product number: 28480
Product name: Precocene II
Packaging: 100mg
Price: $89
Updated: 2024/03/01

Cayman Chemical

Product number: 28480
Product name: Precocene II
Packaging: 50mg
Price: $57
Updated: 2024/03/01

TRC

Product number: P703350
Product name: Precocene2
Packaging: 1g
Price: $550
Updated: 2021/12/16

American Custom Chemicals Corporation

Product number: PST0000337
Product name: PRECOCENE II
Purity: 99.00%
Packaging: 250MG
Price: $721.88
Updated: 2021/12/16

AK Scientific

Product number: 3798AL
Product name: PrecoceneII
Packaging: 100mg
Price: $197
Updated: 2021/12/16

More

Less

PRECOCENE II Chemical Properties,Usage,Production

Chemical Properties

Crystalline Solid

Uses

Anti-juvenile hormones found in plants that induce reversible precocious metamorphosis and sterilization in insects by suppressing the function of the corpora allata gland.

Definition

ChEBI: Precocene II is a member of chromenes. It has a role as a member of precocenes.

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 25, p. 871, 1988 DOI: 10.1002/jhet.5570250333
Synthetic Communications, 20, p. 1347, 1990 DOI: 10.1080/00397919008052847
Tetrahedron Letters, 32, p. 7251, 1991 DOI: 10.1016/0040-4039(91)80489-S

Safety Profile

Questionable carcinogen with experimental carcinogenic data. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.

PRECOCENE II Preparation Products And Raw materials

Raw materials

Preparation Products

More

Less

PRECOCENE II Suppliers

Canada 1 China 68 France 1 Germany 3 India 1 Switzerland 1 United Kingdom 1 United States 14 USA 1 Global 91

J & K SCIENTIFIC LTD.

Tel: 010-82848833 400-666-7788
Fax: 86-10-82849933
Email: jkinfo@jkchemical.com
Country: China
ProdList: 94657
Advantage: 76

Chembest Research Laboratories Limited

Tel: +86-21-20908456
Fax: 021-58180499
Email: sales@BioChemBest.com
Country: China
ProdList: 6005
Advantage: 61

Chemsky（shanghai）International Co.,Ltd.

Tel: 021-50135380
Email: shchemsky@sina.com
Country: China
ProdList: 32321
Advantage: 50

BioBioPha Co., Ltd.

Tel: 0871-65217109 13211707573;
Fax: 0871-65215563
Email: y.liu@mail.biobiopha.com
Country: China
ProdList: 5653
Advantage: 65

ShangHai YuanYe Biotechnology Co., Ltd.

Tel: 021-61312847 13636370518
Fax: 021-55068248
Email: shyysw007@163.com
Country: China
ProdList: 4940
Advantage: 60

Finetech Industry Limited

Tel: 027-87465837 19945049750
Fax: 027-8777-2287
Email: sales@finetechnology-ind.com
Country: China
ProdList: 9648
Advantage: 58

ALB Technology Limited

Tel: 702-983-3769
Fax: 702-983-3769
Email: sales@albtechnology.com
Country: United States
ProdList: 2993
Advantage: 55

Wuhan ChemFaces Biochemical Co., Ltd.

Tel: 18607101326 15172504745
Fax: +86-27-84254680
Email: aileen@chemfaces.com
Country: China
ProdList: 6905
Advantage: 55

EMMX Biotechnology LLC

Tel: 888-539-0666
Fax: 888-539-0666
Email: info@emmx.com
Country: United States
ProdList: 8447
Advantage: 60

Shanghai ChengShao Biological Technology Co., Ltd.

Tel: 021-61847300 13341622919
Fax: 021-61847300
Email: shcss01@163.com
Country: China
ProdList: 4808
Advantage: 58

More

Less

View Lastest Price from PRECOCENE II manufacturers

Career Henan Chemical Co

Product: PRECOCENE II 644-06-4
Price: US $1.00/KG
Min. Order: 1KG
Purity: 98% HPLC
Supply Ability: 10 tons
Release date: 2020-03-12

644-06-4, PRECOCENE IIRelated Search:

2,5-Dimethoxytoluene 4-Ethoxyphenol 1-ISOPROPOXYBENZENE 2-Methoxyhydroquinone 1,2,4-Benzenetriol 4-Hydroxy-3-methoxystyrene 2-METHOXYSTYRENE 4-Methoxystyrene 4-Methoxyphenol 1,4-Dimethoxybenzene 4-TERT-BUTOXYPHENOL (Z)-anethole 1,2,4-Trimethoxybenzene PRECOCENE II Phenyl-t-butylether 2-Methylhydroquinone 2,4-Dimethoxyphenol Allyl phenyl ether

PRECOCENE II

6,7-DIMETHOXY-2,2-DIMETHYL-3-CHROMENE

6,7-dimethoxy-2,2-dimethyl-2h-1-benzopyra

6,7-dimethoxy-2,2-dimethyl-2h-benzo(b)pyran

ageratochromene

precocene2

6,7-dimethoxy-2,2-dimethyl2H-1-benzopyran

6,7-Dimethoxy-2,2-dimethylchromene

6,7-DIMETHOXY-2,2-DIMETHYL-2-BENZO(B)PYRAN

Precocen 2

Precocene II,99%

6,7-diMethoxy-2,2-diMethyl-2h-chroMene

2H-1-Benzopyran, 6,7-dimethoxy-2,2-dimethyl-

Precocene II,Inhibitor,inhibit

Dimethoxy-2,2-dimethyl-3-chromene, 6,7-

644-06-4

Intermediates & Fine Chemicals

Pharmaceuticals