7-Chloro-3,4-dihydro-3-propionyl-1H-2,3-benzoxazine

Modify Date: 2025-08-26 18:54:29

7-Chloro-3,4-dihydro-3-propionyl-1H-2,3-benzoxazine structure	Common Name	7-Chloro-3,4-dihydro-3-propionyl-1H-2,3-benzoxazine
	CAS Number	21977-20-8	Molecular Weight	225.67100
	Density	1.267g/cm3	Boiling Point	324ºC at 760 mmHg
	Molecular Formula	C₁₁H₁₂ClNO₂	Melting Point	N/A
	MSDS	N/A	Flash Point	149.7ºC

Name	1-(7-chloro-1,4-dihydro-2,3-benzoxazin-3-yl)propan-1-one
Synonym	More Synonyms

Density	1.267g/cm3
Boiling Point	324ºC at 760 mmHg
Molecular Formula	C₁₁H₁₂ClNO₂
Molecular Weight	225.67100
Flash Point	149.7ºC
Exact Mass	225.05600
PSA	29.54000
LogP	2.46170
Vapour Pressure	0.000253mmHg at 25°C
Index of Refraction	1.561

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DM3074000

CHEMICAL NAME :: 1H-2,3-Benzoxazine, 3,4-dihydro-7-chloro-3-propionyl-

CAS REGISTRY NUMBER :: 21977-20-8

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C11-H12-Cl-N-O2

MOLECULAR WEIGHT :: 225.69

WISWESSER LINE NOTATION :: T66 CNOT&J CV2 HG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Behavioral - ataxia

REFERENCE :: JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 12,261,1969

HS Code	2934999090

7-chloro-3,4-di...

CAS#:21977-12-8

Propanoyl chloride

CAS#:79-03-8

7-Chloro-3,4-di...

CAS#:21977-20-8

Literature: Pifferi,G. et al. Journal of Medicinal Chemistry, 1969 , vol. 12, # 2 p. 261 - 266

Precursor 2
CAS#:21977-12-8 7-chloro-3,4-di... CAS#:79-03-8 Propanoyl chloride
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

1H-2,3-Benzoxazine,7-chloro-3,4-dihydro-3-propionyl

7-Chloro-3-propionyl-3,4-dihydro-1H-2,3-benzoxazine

1H-2,3-BENZOXAZINE,3,4-DIHYDRO-7-CHLORO-3-PROPIONYL

7-Chlor-3-propionyl-1H-3,4-dihydro-2,3-benzoxazin

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: Palmitic acid
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 7-Chloro-3,4-dihydro-3-propionyl-1H-2,3-benzoxazine
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:

7-Chloro-3,4-dihydro-3-propionyl-1H-2,3-benzoxazine suppliers

7-Chloro-3,4-dihydro-3-propionyl-1H-2,3-benzoxazine price

7-Chloro-3,4-dihydro-3-propionyl-1H-2,3-benzoxazine

Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

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.