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China
Product Name: Benzoxazole,5-chloro-2-hydrazinyl-
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64037-22-5

64037-22-5 structure

64037-22-5 structure

Name: Benzoxazole,5-chloro-2-hydrazinyl-
Chemical Name: (5-chloro-1,3-benzoxazol-2-yl)hydrazine
CAS Number: 64037-22-5
Molecular Formula: C₇H₆ClN₃O
Molecular Weight: 183.59500
Create Date: 2018-08-08 13:46:55
Modify Date: 2025-09-20 18:48:04

Name	(5-chloro-1,3-benzoxazol-2-yl)hydrazine
Synonyms	BENZOXAZOLE,5-CHLORO-2-HYDRAZINO 2-hydrazino-5-chlorobenzoxazole Benzoxazole,5-chloro-2-hydrazinyl 5-Chlor-2-hydrazino-benzoxazol 5-chloro-2-hydrazino-benzooxazole 5-Chloro-2-hydrazinobenzoxazole

Density	1.553g/cm3
Boiling Point	334.7ºC at 760mmHg
Molecular Formula	C₇H₆ClN₃O
Molecular Weight	183.59500
Flash Point	156.2ºC
Exact Mass	183.02000
PSA	67.31000
LogP	1.88900
Index of Refraction	1.745

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DM4740000

CHEMICAL NAME :: Benzoxazole, 5-chloro-2-hydrazino-

CAS REGISTRY NUMBER :: 64037-22-5

LAST UPDATED :: 199712

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C7-H6-Cl-N3-O

MOLECULAR WEIGHT :: 183.61

WISWESSER LINE NOTATION :: T56 BN DOJ CMZ HG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 90 mg/kg

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

REFERENCE :: MDCHAG Medicinal Chemistry: A Series of Monographs. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1963- Volume(issue)/page/year: 4(1),337,1964

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 80 mg/kg

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

REFERENCE :: MDCHAG Medicinal Chemistry: A Series of Monographs. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1963- Volume(issue)/page/year: 4(1),337,1964

HS Code	2934999090

22876-19-3 structure

22876-19-3

~76%

64037-22-5 structure

64037-22-5

Literature: Swelam, Samira Abou-Srie; Abu-Bakr, Sherifa Mostafa Heterocyclic Communications, 2008 , vol. 14, # 1-2 p. 115 - 122

3621-81-6 structure

3621-81-6

~%

64037-22-5 structure

64037-22-5

Literature: Sam,J.; Plampin,J.N. Journal of Pharmaceutical Sciences, 1964 , vol. 53, p. 538 - 544

95-85-2 structure

95-85-2

~%

64037-22-5 structure

64037-22-5

Literature: Haviv; Ratajczyk; DeNet; Kerdesky; Walters; Schmidt; Holms; Young; Carter Journal of Medicinal Chemistry, 1988 , vol. 31, # 9 p. 1719 - 1728

Precursor 3
22876-19-3 3621-81-6 95-85-2
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%

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