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27018-21-9

27018-21-9 structure
27018-21-9 structure
  • Name: 5-Methoxyquinazoline-2,4-diamine
  • Chemical Name: 5-Methoxy-quinazoline-2,4-diamine
  • CAS Number: 27018-21-9
  • Molecular Formula: C9H10N4O
  • Molecular Weight: 190.20200
  • Create Date: 2018-12-26 20:44:59
  • Modify Date: 2025-09-05 16:52:39
Name 5-Methoxy-quinazoline-2,4-diamine
Synonyms 5-methoxyquinazoline-2,4-diamine
2,4-diamino-5-methoxyquinazoline
2,4-Quinazolinediamine,5-methoxy
5-Methoxy-2,4-chinazolindiamin
5-Methoxy-2,4-diaminoquinazoline
Density 1.372g/cm3
Boiling Point 484.8ºC at 760mmHg
Molecular Formula C9H10N4O
Molecular Weight 190.20200
Flash Point 247ºC
Exact Mass 190.08500
PSA 87.05000
LogP 1.96520
Vapour Pressure 1.49E-09mmHg at 25°C
Index of Refraction 1.732

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VA1367800
CHEMICAL NAME :
2,4-Quinazolinediamine, 5-methoxy-
CAS REGISTRY NUMBER :
27018-21-9
BEILSTEIN REFERENCE NO. :
0746085
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C9-H10-N4-O
MOLECULAR WEIGHT :
190.23

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 :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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: 33,434,1990
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
137 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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: 33,434,1990
HS Code 2933990090
593-85-1 structure

593-85-1

67-56-1 structure

67-56-1

1897-52-5 structure

1897-52-5

~71%

27018-21-9 structure

27018-21-9

Literature: Shanghai Institute Materia Medica, Chinese Academy Of Sciences; ZUO, Jianping; HU, Youhong; TANG, Wei; CHAO, Bo; TONG, Xiankun; LI, Dewen; JI, Feihong; HE, Peilan Patent: EP2649999 A1, 2013 ; Location in patent: Paragraph 0023 ;
124-46-9 structure

124-46-9

94088-46-7 structure

94088-46-7

~92%

27018-21-9 structure

27018-21-9

Literature: Hynes, John B.; Pathak, Alpana; Panos, Constantina H.; Okeke, Claudia C. Journal of Heterocyclic Chemistry, 1988 , vol. 25, p. 1173 - 1177
1591-37-3 structure

1591-37-3

593-85-1 structure

593-85-1

~40%

27018-21-9 structure

27018-21-9

Literature: Thurmond, John; Butchbach, Matthew E. R.; Palomo, Marty; Pease, Brian; Rao, Munagala; Bedell, Louis; Keyvan, Monica; Pai, Grace; Mishra, Rama; Haraldsson, Magnus; Andresson, Thorkell; Bragason, Gisli; Thosteinsdottir, Margret; Bjornsson, Jon Mar; Coovert, Daniel D.; Burghes, Arthur H. M.; Gurney, Mark E.; Singh, Jasbir Journal of Medicinal Chemistry, 2008 , vol. 51, # 3 p. 449 - 469
1897-52-5 structure

1897-52-5

~%

27018-21-9 structure

27018-21-9

Literature: SHANGHAI INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF SCIENCES; Zuo, Jianping; Hu, Youhong; Tang, Wei; Chao, Bo; Tong, Xiankun; Li, Dewen; Ji, Feihong; He, Peilan Patent: US2013/261139 A1, 2013 ;
1591-37-3 structure

1591-37-3

29671-92-9 structure

29671-92-9

~%

27018-21-9 structure

27018-21-9

Literature: Nelson; Rosowsky Antimicrobial Agents and Chemotherapy, 2001 , vol. 45, # 12 p. 3293 - 3303
HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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