2H-1-Benzopyran,7-methoxy-2,2-dimethyl-

Modify Date: 2025-08-27 16:14:31

2H-1-Benzopyran,7-methoxy-2,2-dimethyl- structure	Common Name	2H-1-Benzopyran,7-methoxy-2,2-dimethyl-
	CAS Number	17598-02-6	Molecular Weight	190.23800
	Density	1.052 g/mL at 25 °C(lit.)	Boiling Point	68 °C0.1 mm Hg(lit.)
	Molecular Formula	C₁₂H₁₄O₂	Melting Point	N/A
	MSDS	Chinese USA	Flash Point	>230 °F
	Symbol	GHS07	Signal Word	Warning

Name	precocene I
Synonym	More Synonyms

Density	1.052 g/mL at 25 °C(lit.)
Boiling Point	68 °C0.1 mm Hg(lit.)
Molecular Formula	C₁₂H₁₄O₂
Molecular Weight	190.23800
Flash Point	>230 °F
Exact Mass	190.09900
PSA	18.46000
LogP	2.87940
Index of Refraction	n20/D 1.56(lit.)

2H-1-Benzopyran,7-methoxy-2,2-dimethyl- MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DJ2529000

CHEMICAL NAME :: 2H-1-Benzopyran, 2,2-dimethyl-7-methoxy-

CAS REGISTRY NUMBER :: 17598-02-6

BEILSTEIN REFERENCE NO. :: 0133917

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C12-H14-O2

MOLECULAR WEIGHT :: 190.26

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 47560 ug/kg

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors

REFERENCE :: CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 47,2275,1987

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302
Hazard Codes	Xn,N
Risk Phrases	22-51/53
Safety Phrases	61
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	DJ2529000
HS Code	2909199090

Precursor 7
CAS#:54874-21-4 7-methoxy-2,2-d... CAS#:20321-73-7 2,2-DIMETHYL-7-... CAS#:150-19-6 m-Methoxyphenol CAS#:107-86-8 3-Methyl-2-butenal
CAS#:673-22-3 2-Hydroxy-4-met... CAS#:638-10-8 Ethyl 3-methyl-... CAS#:34191-90-7 1-methoxy-3-(2-...
DownStream 6
CAS#:20321-73-7 2,2-DIMETHYL-7-... CAS#:33279-69-5 7-hydroxy-2,2-d... CAS#:19013-03-7 Eupatoriochromene CAS#:73385-35-0 5-methoxy-2,2-d...
CAS#:87894-90-4 7-methoxy-2,2-d... CAS#:62291-19-4 7-methoxy-2,2-d...

HS Code	2909199090
Summary	2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Effects of precocenes on ovarian development of the seed bug, Oxycarenus lavaterae (F.).

Rev. Esp. Fisiol. 42(3) , 315-7, (1986)

Antigonadotropic activities of Precocene 1 (P1), Precocene 2 (P2) and Ethoxyprecocene 2 (EP2) on the seed bug Oxycarenus lavaterae (F.) (Heteroptera, Lygaeidae), are reported. EP2 proved to be the mos...

Effects of proallatotoxins (precocenes) on the development and reproduction of Rhodnius prolixus: some data.

Mem. Inst. Oswaldo Cruz 86 Suppl 2 , 113-5, (1991)

Proallatotoxins, and particularly precocenes, are exceptionally promising models for studying Rhodnius prolixus physiology and for comparison with other natural compounds with antihormonal activities....

Photochromic agents as tools for protein structure study: lapachenole is a photoaffinity ligand of cytochrome P450 3A4.

Biochemistry 44(6) , 1846-55, (2005)

Cytochrome P450 3A4 is a drug-metabolizing enzyme of extraordinarily broad substrate specificity. This quality imparts upon the enzyme special importance in understanding its determinants of activity ...

MFCD00006818

7-methoxy-2,2-dimethyl-3-chromene

7-methoxy-2,2-dimethylchromene

7-methoxy-2,2-dimethyl-2H-chromene

2,2-Dimethyl-7-methoxy-2H-1-benzopyran

7-methoxy-2,2-dimethyl-2H-1-benzopyran

EINECS 241-566-0

Demethoxyageratochromene

PRICOCENE I

Precocene I

7-methoxy-2,2-dimethylchrom-3-ene

6-Demethoxyageratochromene

2H-1-Benzopyran,7-methoxy-2,2-dimethyl

2,2 dimethyl 7 methoxychromene

7-Methoxy-2,2-dimethyl-2H-benzopyran

Precocene 1

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: PrecoceneI
Price: Check
Purity: 97.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2H-1-Benzopyran,7-methoxy-2,2-dimethyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Get all suppliers and price by the below link:

2H-1-Benzopyran,7-methoxy-2,2-dimethyl- suppliers

Price: ￥1111/1g

Reference only. check more 2H-1-Benzopyran,7-methoxy-2,2-dimethyl- price

2H-1-Benzopyran,7-methoxy-2,2-dimethyl-

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Articles25

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.