ChemicalBook--->CAS DataBase List--->373-44-4

373-44-4

373-44-4 Structure

373-44-4 Structure
IdentificationMore
[Name]

1,8-Diaminooctane
[CAS]

373-44-4
[Synonyms]

1,8-DIAMINOOCTANE
1,8-OCTANEDIAMINE
OCTAMETHYLENDIAMINE
OCTAMETHYLENEDIAMINE
RARECHEM AL BW 0084
1,4-Octanediamine
1,8-Octamethylenediamine
1,8-Octylenediamine
1,8-Diaminooctane 1 M Solution
1,8-Diaminooctane,98%
1,8-Oktandiamin
1,8-Octanediamine, Octamethylenediamine
3,3'-Ethylenebis(1-propanamine)
Octane-1,8-diamine
[EINECS(EC#)]

206-764-3
[Molecular Formula]

C8H20N2
[MDL Number]

MFCD00008248
[Molecular Weight]

144.26
[MOL File]

373-44-4.mol
Chemical PropertiesBack Directory
[Appearance]

white to yellowish solidified crystalline mass
[Melting point ]

50-52 °C(lit.)
[Boiling point ]

225-226 °C(lit.)
[density ]

0.98 g/mL at 20 °C
[vapor pressure ]

<0.1 hPa (20 °C)
[refractive index ]

1.4618 (estimate)
[Fp ]

329 °F
[storage temp. ]

2-8°C
[solubility ]

575g/l
[form ]

Solidified Crystalline Mass
[pka]

11.00, 10.1(at 20℃)
[color ]

White to yellow
[PH]

11.7 (4g/l, H2O, 20℃)
[explosive limit]

1.1-6.8%(V)
[Water Solubility ]

575 g/L (20 ºC)
[Sensitive ]

Hygroscopic
[BRN ]

1735426
[InChIKey]

PWGJDPKCLMLPJW-UHFFFAOYSA-N
[CAS DataBase Reference]

373-44-4(CAS DataBase Reference)
[NIST Chemistry Reference]

1,8-Diaminooctane(373-44-4)
[EPA Substance Registry System]

373-44-4(EPA Substance)
Safety DataBack Directory
[Hazard Codes ]

C,Xi
[Risk Statements ]

R34:Causes burns.
R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S37/39:Wear suitable gloves and eye/face protection .
[RIDADR ]

UN 3259 8/PG 3
[WGK Germany ]

3
[RTECS ]

RG8841500
[F ]

3-9-23
[Autoignition Temperature]

280 °C DIN 51794
[HazardClass ]

8
[PackingGroup ]

III
[HS Code ]

29212900
[Toxicity]

LD50 orally in Rabbit: 500 mg/kg
Raw materials And Preparation ProductsBack Directory
[Preparation Products]

IMINOCTADINE TRIACETATE-->2-Methylimidazole-->1,7-Dichlorooctane-->1,8-OCTANE DIISOTHIOCYANATE
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

1,8-Diaminooctane(373-44-4).msds
Hazard InformationBack Directory
[Chemical Properties]

white to yellowish solidified crystalline mass
[Uses]

1,8-Diaminooctane is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.
[Definition]

ChEBI: An alkane-alpha,omega-diamine in which the two amino groups are separated by eight methylene groups.
[Flammability and Explosibility]

Nonflammable
[Safety Profile]

Moderately toxic by ingestion. Asevere skin and eye irritant. When heated todecomposition it emits toxic vapors of NOx.
[Purification Methods]

Distil the diamine under vacuum in an inert atmosphere (N2 or Ar), cool and store the distillate in an inert atmosphere in the dark. The dihydrochloride has m 273-274o. [Nae & Le Helv Chim Acta 15 55 1955, Beilstein 4 III 612.]
Spectrum DetailBack Directory
[Spectrum Detail]

1,8-Diaminooctane(373-44-4)MS
1,8-Diaminooctane(373-44-4)1HNMR
1,8-Diaminooctane(373-44-4)13CNMR
1,8-Diaminooctane(373-44-4)IR1
1,8-Diaminooctane(373-44-4)IR2
1,8-Diaminooctane(373-44-4)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

1,8-Diaminooctane, 98%(373-44-4)
[Alfa Aesar]

1,8-Diaminooctane, 98%(373-44-4)
[Sigma Aldrich]

373-44-4(sigmaaldrich)
[TCI AMERICA]

1,8-Diaminooctane,>95.0%(T)(373-44-4)
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