1,4-Dichloro-5,6,7,8-tetrahydrophthalazine

Modify Date: 2024-01-06 14:18:20

1,4-Dichloro-5,6,7,8-tetrahydrophthalazine Structure
1,4-Dichloro-5,6,7,8-tetrahydrophthalazine structure
Common Name 1,4-Dichloro-5,6,7,8-tetrahydrophthalazine
CAS Number 67279-24-7 Molecular Weight 203.068
Density 1.4±0.1 g/cm3 Boiling Point 381.2±42.0 °C at 760 mmHg
Molecular Formula C8H8Cl2N2 Melting Point N/A
MSDS N/A Flash Point 216.3±13.5 °C

 Names

Name 1,4-Dichloro-5,6,7,8-tetrahydrophthalazine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.4±0.1 g/cm3
Boiling Point 381.2±42.0 °C at 760 mmHg
Molecular Formula C8H8Cl2N2
Molecular Weight 203.068
Flash Point 216.3±13.5 °C
Exact Mass 202.006454
PSA 25.78000
LogP 2.58
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.583
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2933990090

 Synthetic Route

~87%

1,4-Dichloro-5,6,7,8-tetrahydrophthalazine Structure

1,4-Dichloro-5,...

CAS#:67279-24-7

Literature: NOVARTIS AG Patent: WO2008/110611 A1, 2008 ; Location in patent: Page/Page column 104 ;

~%

1,4-Dichloro-5,6,7,8-tetrahydrophthalazine Structure

1,4-Dichloro-5,...

CAS#:67279-24-7

Literature: CENTRO NACIONAL DE INVESTIGACIONES ONCOLOGICAS (CNIO); GARCIA COLLAZO, Ana Maria; PASTOR FERNANDEZ, Joaquin; BLANCO APARICIO, Carmen; RODRIGUEZ HERGUETA, Antonio; MARTIN HERNANDO, Jose Ignacio; RAMOS LIMA, Francisco Javier; HERNANDEZ HIGUERAS, Ana Isabel; SALUSTE, Carl-Gustave Pierre; GONZALEZ CANTALAPIEDRA, Esther; MARTINEZ GONZALEZ, Sonia; SALGADO SERRANO, Antonio; NOYA MARINO, Beatriz Patent: WO2011/80510 A1, 2011 ; WO 2011/080510 A1

~67%

1,4-Dichloro-5,6,7,8-tetrahydrophthalazine Structure

1,4-Dichloro-5,...

CAS#:67279-24-7

Literature: Sparey, Tim J.; Harrison, Timothy Tetrahedron Letters, 1998 , vol. 39, # 32 p. 5873 - 5874

 Customs

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%

 Synonyms

1,4-Dichlor-5,6,7,8-tetrahydro-phthalazin
Phthalazine, 1,4-dichloro-5,6,7,8-tetrahydro-
1,4-Dichloro-5,6,7,8-tetrahydrophthalazine
3,6-dichloro-4,5-tetramethylene-pyridazine
1,4-dichloro-5,6,7,8-tetrahydro-phthalazine
3,6-dichloro-7,8,9,10-tetrahydrophthalazine
6315P