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2,2′-Azobis(2-methylpropionitrile) (AIBN)

Alias: 78-67-1; 2,2'-Azobis(2-methylpropionitrile); Azobisisobutyronitrile; AIBN; 2,2'-Azobisisobutyronitrile; Genitron; 2,2'-AZOBIS(ISOBUTYRONITRILE); Aivn;
Cat No.:V2240 Purity: ≥98%
2,2′-Azobis(2-methylpropionitrile), also named as AIBN, 2,2′-Azobis(2-methylpropionitrile)
2,2′-Azobis(2-methylpropionitrile) (AIBN)
2,2′-Azobis(2-methylpropionitrile) (AIBN) Chemical Structure CAS No.: 78-67-1
Product category: Others 6
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
200g
Other Sizes
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Purity: ≥98%

Product Description

2,2′-Azobis(2-methylpropionitrile), also named as AIBN, 2,2′-Azobis(2-methylpropionitrile), is a free radical initiator. It is the most common oil-soluble azo polymerization initiator, and is used for polymerization of versatile polymers. It can also be used for: 1) preparation of Polystyrene by soap free lotion polymerization; 2) preparation of molecularly imprinted polymers (MIPs) using 1-vinylimidazole. MIP can be used for quantitative detection of acid purple 19 dye in river water samples.

Biological Activity I Assay Protocols (From Reference)
Targets
free radical initiator; catalyst; vinyl polymerizations; blowing agent for plastics.
ln Vitro
Used as blowing agent (elastomers and plastics), catalyst (vinyl polymerizations), curing agent (unsaturated polyester resins), and fumigant (when heated);BLOWING AGENT FOR ELASTOMERS & PLASTICS; INITIATOR FOR FREE RADICAL REACTIONS; CATALYST FOR VINYL POLYMERIZATIONS & FOR CURING UNSATURATED POLYESTER RESINS; AZOBISNITRILES ARE CARRIER GASES FOR FUMIGANTS. COMPOUND CONTAINING PERMETHRIN 10, 2,2'-AZOBISISOBUTYRONITRILE 80, & MOLDING AGENT 10 PARTS WAS GRANULATED. WHEN HEATED 92% OF PERMETHRIN GASIFIED.
ADME/Pharmacokinetics
Metabolism / Metabolites
IN ORGANISM, FORMS HCN WHICH IS FOUND IN BLOOD, LIVER & BRAIN.
Toxicity/Toxicokinetics
Toxicity Data
LC (rat) > 12,000 mg/m3/4h
Exposure Routes
The substance can be absorbed into the body by ingestion.
Symptoms
Ingestion Exposure
Headache. Nausea. Weakness. Convulsions.
Adverse Effects
Occupational hepatotoxin - Secondary hepatotoxins: the potential for toxic effect in the occupational setting is based on cases of poisoning by human ingestion or animal experimentation.
Nephrotoxin - The chemical is potentially toxic to the kidneys in the occupational setting.
Other Poison - Chemical Asphyxiant
rat LD50 oral 100 mg/kg BEHAVIORAL: GENERAL ANESTHETIC; BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY); BEHAVIORAL: ATAXIA National Technical Information Service., OTS0555369
rat LC inhalation >12 gm/m3/4H SENSE ORGANS AND SPECIAL SENSES: CONJUNCTIVE IRRITATION: EYE; BEHAVIORAL: EXCITEMENT National Technical Information Service., OTS0555369
rat LD50 intraperitoneal 25 mg/kg BEHAVIORAL: GENERAL ANESTHETIC; BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY); BEHAVIORAL: ATAXIA National Technical Information Service., OTS0555369
rat LDLo subcutaneous 30 mg/kg BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD; LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES Archiv fuer Toxikologie., 16(367), 1957
mouse LD50 oral 700 mg/kg Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals, 11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989, 11(146), 1989
References
[1]. https://pubchem.ncbi.nlm.nih.gov/compound/6547
Additional Infomation
Insoluble in water and denser than water. Moderately toxic by ingestion. Readily ignited by sparks or flames. Burns intensely and persistently. Toxic oxides of nitrogen produced during combustion. Used as a catalyst, in vinyl polymerizations and a blowing agent for plastics.
(E)-Azobis(isobutyronitrile) is a monoazo compound.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C8H12N4
Molecular Weight
164.2077
Exact Mass
164.106
CAS #
78-67-1
PubChem CID
6547
Appearance
CRYSTALS FROM ETHANOL + WATER
WHITE POWDER
Density
1.0±0.1 g/cm3
Boiling Point
236.2±25.0 °C at 760 mmHg
Melting Point
102-104 °C (dec.)(lit.)
Flash Point
96.6±23.2 °C
Vapour Pressure
0.0±0.5 mmHg at 25°C
Index of Refraction
1.491
LogP
1.26
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
4
Rotatable Bond Count
2
Heavy Atom Count
12
Complexity
251
Defined Atom Stereocenter Count
0
SMILES
N(/C(C#N)(C([H])([H])[H])C([H])([H])[H])=N\C(C#N)(C([H])([H])[H])C([H])([H])[H]
InChi Key
OZAIFHULBGXAKX-UHFFFAOYSA-N
InChi Code
InChI=1S/C8H12N4/c1-7(2,5-9)11-12-8(3,4)6-10/h1-4H3
Chemical Name
2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile
Synonyms
78-67-1; 2,2'-Azobis(2-methylpropionitrile); Azobisisobutyronitrile; AIBN; 2,2'-Azobisisobutyronitrile; Genitron; 2,2'-AZOBIS(ISOBUTYRONITRILE); Aivn;
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
May dissolve in DMSO (in most cases), if not, try other solvents such as H2O, Ethanol, or DMF with a minute amount of products to avoid loss of samples
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 6.0898 mL 30.4488 mL 60.8976 mL
5 mM 1.2180 mL 6.0898 mL 12.1795 mL
10 mM 0.6090 mL 3.0449 mL 6.0898 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

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An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
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  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
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  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
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  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.

Method for preparing in vivo formulation:Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
             (2) Be sure to add the solvent(s) in order.

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