CAS 19064-64-3 3,6-Dichloro-4-methylpyridazine (HCID 87923)

Names & identifiers

Preferred name: 3,6-Dichloro-4-methylpyridazine
IUPAC: 3,6-dichloro-4-methylpyridazine
English name: 3,6-Dichloro-4-methylpyridazine
Molecular formula: C5H4Cl2N2
Molecular weight: 163

Names & synonyms

3,6-Dichloro-4-methylpyridazine19064-64-3Pyridazine, 3,6-dichloro-4-methyl-3,6-Dichloro-5-methylpyridazineEINECS 242-794-3NSC 66367DTXSID10172560RefChem:91735DTXCID4095051Pyridazine, 3,6-dichloro-4-methyl-(8CI)Pyridazine, 3,6-dichloro-4-methyl-(8CI)(9CI)242-794-3

Show more names

SW-104SWF-104BUTTPARK 47\04-253,6-Dichloro-4-MethyRisdiplam Impurity 113,6-Dichloro-4-Methyl-pyr...3,4-DICHLORO-4-METHYLPYRIDAZINE

ROYHWGZNGMXQEU-UHFFFAOYSA-N3,6-Dichloro-4-methyl-pyridazineMFCD00006465NSC-66367NCIOpen2_000190AS-5556PB231684-methyl-3,6-dichloropyridazine

Database identifiers

CAS: 19064-64-3
PubChem CID: 87923
DTXSID: DTXSID10172560
UNII: 5XGB6YT2PH
EC Number: 242-794-3
Nikkaji: J101.469B

Properties

Computed structural properties

XLogP: 2.1
Topological polar surface area: 25.8 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 2
Rotatable bonds: 0
Heavy atoms: 9
Formal charge: 0
Complexity: 99

Physicochemical properties

Melting point: 86 · 86-88 °C (lit.)
Boiling point: 149 · 149-151 °C/21 mmHg (lit.)
Density: 1.5462 · 1.5462 (rough estimate)
refractive index: 1.63 · 1.6300 (estimate)
Flash point: 149 · 149-151°C/21mm
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
solubility: soluble in Methanol
pka: -0.56 · -0.56±0.10(Predicted)
form: Crystalline Powder
color: Brown
BRN: 119573 · 119573
InChI: InChI=1S/C5H4Cl2N2/c1-3-2-4(6)8-9-5(3)7/h2H,1H3
InChIKey: ROYHWGZNGMXQEU-UHFFFAOYSA-N
SMILES: C1(Cl)=NN=C(Cl)C=C1C
CAS DataBase Reference: 19064 · 19064-64-3(CAS DataBase Reference)
NIST Chemistry Reference: 3 · Pyridazine, 3,6-dichloro-4-methyl-(19064-64-3)
UNSPSC Code: 12352100 · 12352100
NACRES: 22 · NA.22
Symbol(GHS): 7 · GHS07
Signal word: Warning
Hazard statements: 315 · H315-H319-H335
Precautionary statements: 261 · P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs: Respiratory system
PPE: 95 · dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes: Xi,Xn
Risk Statements: 36 · 36/37/38-20/21/22
Safety Statements: 26 · 26-37/39-36/37/39-22
WGK Germany: 3 · 3
HazardClass: IRRITANT
HS Code: 29339980 · 29339980
Storage Class: 11 · 11 - Combustible Solids
Hazard Classifications: 2 Skin · Eye Irrit. 2Skin Irrit. 2STOT SE 3

Safety & regulation

GHS classification

GHS Classification · 4 items

Warning

H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]

P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 49 reports by companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Hazard Classes and CategoriesSkin Irrit. 2 (100%)

Safety data

PPE: dust mask type N95 (US), Eyeshields, Gloves
wgk: 3
hs_code: 29339980
risk_code: 36/37/38-20/21/22
Signal word: Warning
Symbol(GHS): GHS07
hazard_code: Xi,Xn
safety_code: 26-37/39-36/37/39-22
hazard_class: IRRITANT
Storage Class: 11 - Combustible Solids
target organs: Respiratory system
Hazard statements: H315-H319-H335
Hazard Classifications: Eye Irrit. 2Skin Irrit. 2STOT SE 3
Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338

Chemistry & industry

Applications

Uses3,6-Dichloro-4-methylpyridazine has been used in the synthesis of 7-methyl-2-phenylimidazo[1,2-b]pyridazine-3-carboxylic acid.

Upstream & downstream products

Upstream raw materials

3,6-Dihydroxy-4-methylpyridazine Mesaconic acid, dihydrazide (6CI)Sodium bicarbonate Citraconic anhydride

Downstream products

6-chloro-2,7-dimethyl-Imidazo[1,2-b]pyridazine 6-CHLORO-3-OXO-2,3-DIHYDROPYRIDAZINE-4-CARBOXYLIC ACID 3-Chloro-5-methylpyridazine 3,6-DibroMo-4-Methyl-pyridazine Acetamide, N-(6-chloro-5-methyl-3-pyridazinyl)-

Suppliers100 total

梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]

上海恩氟佳科技有限公司15800445152 · [email protected]

上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]

河北创海生物科技有限公司+86-86-13131129325 · [email protected]

韶远科技（上海）有限公司021-50795510 4000665055 · [email protected]

Related reactions

22 records

New reaction record

HRID 40233As reactantuspto-grants-2013_09

HRID 211565As reactantTraining data from https://doi.org/10.1039/C8SC04228D (6/10)

HRID 219123As reactantuspto-grants-2012_06

HRID 308603As reactantTraining data from https://doi.org/10.1039/C8SC04228D (8/10)

HRID 370450As reactantuspto-grants-1985_07

HRID 548841As reactantuspto-grants-2011_05

HRID 869161As reactantuspto-grants-2015_03

HRID 870695As reactantuspto-grants-2015_03

Compound notes

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Basic information