Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,5-DIMETHYL-4-NITROPYRIDINE 1-OXIDE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Contact: Ms Wang

21816-42-2

21816-42-2 structure

21816-42-2 structure

Name: 2,5-DIMETHYL-4-NITROPYRIDINE 1-OXIDE
Chemical Name: 2,5-dimethyl-4-nitro-1-oxidopyridin-1-ium
CAS Number: 21816-42-2
Molecular Formula: C₇H₈N₂O₃
Molecular Weight: 168.15000
Create Date: 2018-10-09 12:02:32
Modify Date: 2024-02-01 23:14:38

Name	2,5-dimethyl-4-nitro-1-oxidopyridin-1-ium
Synonyms	Pyridine,2,5-dimethyl-4-nitro-,1-oxide 2,5-Dimethyl-4-nitropyridine 1-oxide 2,5-Dimethyl-4-nitropyridine N-oxide 2,5-Dimethyl-4-nitropyridin-N-oxid 4-nitro-2,5-dimethylpyridine-N-oxide

Density	1.3g/cm3
Boiling Point	393.8ºC at 760mmHg
Molecular Formula	C₇H₈N₂O₃
Molecular Weight	168.15000
Flash Point	191.9ºC
Exact Mass	168.05300
PSA	71.28000
LogP	2.16330
Vapour Pressure	4.72E-06mmHg at 25°C
Index of Refraction	1.573

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UT2808000

CHEMICAL NAME :: Pyridine, 2,5-dimethyl-4-nitro-, 1-oxide

CAS REGISTRY NUMBER :: 21816-42-2

LAST UPDATED :: 199612

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C7-H8-N2-O3

MOLECULAR WEIGHT :: 168.17

WISWESSER LINE NOTATION :: T6NJ AO B1 DNW E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1800 mg/kg/15W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

MUTATION DATA

TYPE OF TEST :: DNA damage

TEST SYSTEM :: Rodent - mouse Fibroblast

DOSE/DURATION :: 500 umol/L

REFERENCE :: CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 35,521,1975

HS Code	2933399090

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%