DC Chemicals Limited
China
Product Name: Questiomycin A
Price: $950.0/100mg $1600.0/250mg $3200.0/1g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3H-Phenoxazin-3-one,2-amino-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

1916-59-2

1916-59-2 structure

1916-59-2 structure

Name: Questiomycin A
Chemical Name: 2-Aminophenoxazin-3-one
CAS Number: 1916-59-2
Molecular Formula: C₁₂H₈N₂O₂
Molecular Weight: 212.204
Create Date: 2017-09-30 23:19:54
Modify Date: 2024-01-09 19:49:12
Questiomycin A is a phenoxazine and a chromophore that has been found in Streptomyces and has antibacterial and anticancer activities.

Name	2-Aminophenoxazin-3-one
Synonyms	3H-Phenoxazin-3-one, 2-amino- 3-Aminophenoxazone 2-amino-3H-isophenoxazin-3-one 2-Aminophenoxazone 2-amino-3H-phenoxazine-3-one 2-Amino-3-phenoxazone 2-amino-phenoxazine-3-one 2-Amino-3H-phenoxazin-3-one 2-aminophenoxazine-3-one Questiomycin A Isophenoxazine 3H-Phenoxazin-3-one,2-amino 2-Aminophenoxazon

Density	1.5±0.1 g/cm3
Boiling Point	362.0±42.0 °C at 760 mmHg
Molecular Formula	C₁₂H₈N₂O₂
Molecular Weight	212.204
Flash Point	172.7±27.9 °C
Exact Mass	212.058578
PSA	69.12000
LogP	0.91
Vapour Pressure	0.0±0.8 mmHg at 25°C
Index of Refraction	1.719

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SP7695000

CHEMICAL NAME :: 3H-Phenoxazin-3-one, 2-amino-

CAS REGISTRY NUMBER :: 1916-59-2

BEILSTEIN REFERENCE NO. :: 0014215

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C12-H8-N2-O2

MOLECULAR WEIGHT :: 212.22

WISWESSER LINE NOTATION :: T C666 BO EV INJ FZ

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 :: 200 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :: DNA damage

TEST SYSTEM :: Mammal - species unspecified

DOSE/DURATION :: lym 100

REFERENCE :: CPBTAL Chemical and Pharmaceutical Bulletin. (Japan Pub. Trading Co., USA, 1255 Howard St., San Francisco, CA 94103) V.6- 1958- Volume(issue)/page/year: 17,105,1969

HS Code	2934999090

Precursor 9
95-55-6 59587-26-7 1916-63-8 480-96-6
106-51-4 2406-04-4 51-19-4 1916-55-8
79425-82-4
DownStream 5
1916-55-8 258-72-0 68432-28-0 62878-35-7
55847-62-6

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