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3,6-Dichloropyridazine

3,6-Dichloropyridazine structure

CAS No:
141-30-0
Formula:
C4H2Cl2N2
Chemical Name:
3,6-Dichloropyridazine
Synonyms:
Pyridazine,3,6-dichloro-;3,6-Dichloropyridazine;NSC 54498
Categories:
Pharmaceutical Intermediates > Heterocyclic Compound

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Description

off-white to brownish crystalline powder

3,6-Dichloropyridazine Basic Attributes

Molecular Weight：

148.98

Exact Mass：

148.98

BRN：

111151

EC Number：

205-478-6

NSC Number：

54498

DSSTox ID：

DTXSID4059704

HScode：

29339900

Characteristics

PSA：

25.8

XLogP3：

1.7

Appearance：

White to almost white Crystalline Powder

Density：

1.6445 (rough estimate)

Melting Point：

66-68 °C

Boiling Point：

123-127 °C @ Press: 5 Torr

Flash Point：

147.9±7.4 °C

Refractive Index：

1.6300 (estimate)

Water Solubility：

soluble in chloroform. Insoluble in water.

Storage Conditions：

Refrigerator

Vapor Pressure：

0.00782mmHg at 25°C

Safety Information

Packing level：

III

Hazard category：

6.1

Transport codes：

2811

wgk germany：

hazard class code：

36/37/38-25-20

safety instructions：

26-37/39-45-22-36/39-36

RTECS Number：

UR5886250

Marks：

Xi,T

Hazard note：

Irritant

Precautionary statement(s)：

P301 + P312 + P330-P305 + P351 + P338

Hazard Statements：

H302-H315-H319-H335

GHS Classification：

|Danger|H301 (84.91%): Toxic if swallowed [Danger Acute toxicity, oral]|P261, P264, P270, P271, P280, P301+P310, P302+P352, P304+P340, P305+P351+P338, P312, P321, P330, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 53 companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.|Warning|H373: Causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]|P260, P314, and P501

3,6-Dichloropyridazine Use and Manufacturing

Uses

Raw materials for the synthesis of sulfachloropyridazine

Manufacturing Info：

Pyridazine, 3,6-dichloro-: ACTIVE

Computed Properties

Molecular Weight:148.98
XLogP3:1.7
Hydrogen Bond Acceptor Count:2
Exact Mass:147.9595035
Monoisotopic Mass:147.9595035
Topological Polar Surface Area:25.8
Heavy Atom Count:8
Complexity:68.4
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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