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2978-58-7

Basic Information
CAS No.: 2978-58-7
Name: 3-Butyn-2-amine, 2-methyl-
Article Data: 14
Cas Database
Molecular Structure:
Molecular Structure of 2978-58-7 (3-Butyn-2-amine, 2-methyl-)
Formula: C5H9N
Molecular Weight: 83.1332
Synonyms: 2-Propynylamine,1,1-dimethyl- (6CI,7CI,8CI);(1,1-Dimethyl-2-propyn-1-yl)amine;1,1-Dimethyl-2-propynylamine;1,1-Dimethylpropargylamine;2-Amino-2-methyl-3-butyne;2-Methyl-3-butyn-2-ylamine;3-Amino-3,3-dimethyl-1-propyne;3-Methyl-3-amino-1-butyne;
EINECS: 221-029-7
Density: 0.843 g/cm3
Melting Point: 18°C
Boiling Point: 79.5 °C at 760 mmHg
Flash Point: 2.2 °C
Solubility: Very soluble in water.
Appearance: clear colorless to yellow liquid
Hazard Symbols: IrritantXi,CorrosiveC,FlammableF
Risk Codes: 36/37/38-34-22-11-43
Safety: 26-36/37/39-45-16
Transport Information: UN 2733
PSA: 26.02000
LogP: 1.05720
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    SAGECHEM/ 1,1-Dimethylpropargylamine /Manufacturer in China

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in

    SAGECHEM is a chemical R&D, manufacturing and distribution company since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and

  •  SAGECHEM LIMITED

     China (Mainland)  |  Contact Details

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    Tel:+86-571-86818502

    Address:5Fl. 501Room, Tower A, New Youth Plaza, 8 Jia Shan Road, Hangzhou, China

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  • 1, 1-Dimethyl-2-Propynyl-1-Amine MPa CAS No. 2978-58-7

  • Casno:

    2978-58-7

    1, 1-Dimethyl-2-Propynyl-1-Amine MPa CAS No. 2978-58-7

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     China (Mainland)  |  Contact Details

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    Address:49-1-201 room ,YinDu Garden ,Number 10 ShiFang road ,ChangAn area.

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  • 1,1-Dimethylpropargylamine

  • Casno:

    2978-58-7

    1,1-Dimethylpropargylamine

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    Hangzhou KieRaychem Co.,Ltd.is located in Yuhang District of Hangzhou City and specialized in the chemical product customization, development, sales, import and export. Current business is focused on fine chemicals, pharmaceutical materials and inter

    Hangzhou KieRaychem Co.,Ltd.is located in Yuhang District of Hangzhou City and specialized in the chemical product customization, development, sales, import and export. Current bus

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     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-15336573147

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  • High quality 1,1-Dimethyl-Prop-2-Ynylamine

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    2978-58-7

    High quality 1,1-Dimethyl-Prop-2-Ynylamine

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    Shandong Jucheng chemical is a leading chemical manufacturer and supplier in China. We develop, manufacture and market high quality pharmaceuticals, intermediates, specialty chemicals and OLED intermediates and other fine chemicals. Shandong Jucheng

    Shandong Jucheng chemical is a leading chemical manufacturer and supplier in China. We develop, manufacture and market high quality pharmaceuticals, intermediates, specialty chemic

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    Business Type:Trading Company

    Tel:+86-571-15505338208

    Address:zibo

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  • 1,1-Dimethylpropargylamine/2978-58-7

  • Casno:

    2978-58-7

    1,1-Dimethylpropargylamine/2978-58-7

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    Zhengzhou Meitong Pharmaceutical Technology Co., Ltd. is a leading domestic Pharmaceutical intermediates; APIs; Impurities; Fine industry chemical manufacturer.Why Choose us:1: High purity and Competitive price2: Quality control.3: Packing as your re

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    Business Type:Lab/Research institutions

    Tel:86-0371-55216238

    Address:No. 1#1111,Guanzhouguoji,No.189, Yufeng Rd,Zhengzhou,Henan, China 450008

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  • 3-AMINI-3-METHYL-1-BUTYNE

  • Casno:

    2978-58-7

    3-AMINI-3-METHYL-1-BUTYNE

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    Tel:0571-83715115

    Address:hangzhou

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  • 1,1-Dimethyl-prop-2-ynylamine

  • Casno:

    2978-58-7

    1,1-Dimethyl-prop-2-ynylamine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

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     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-86217390

    Address:No.567 Dengcai Street,Sandun,Westlake District,Hangzhou310030,Zhejiang,China.

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  • 3-amino-3-methyl-1-Butyne

  • Casno:

    2978-58-7

    3-amino-3-methyl-1-Butyne

    Min.Order: 0

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    high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

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     China (Mainland)  |  Contact Details

    Business Type:Other

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    Address:No.11 Daqing Road,Lianhu District,Xi’an 710082,China

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  • Casno:

    2978-58-7

    1,1-DiMethylprop-2-ynylaMine

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     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-571-86465881,86-571-87157530,86-571-88025800

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  • 1,1-Dimethyl-Prop-2-Ynylamine

  • Casno:

    2978-58-7

    1,1-Dimethyl-Prop-2-Ynylamine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

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     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-592 599 8717

    Address:No 611 Sishui Road,Huli

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Chemistry

Molecule structure of 2-Methyl-3-butyn-2-amine (CAS NO.2978-58-7):
                                  
IUPAC Name: 2-Methylbut-3-yn-2-amine
Molecular Weight: 83.13166 g/mol
Molecular Formula: C5H9N
Form: clear colorless to yellow liquid
EINECS: 221-029-7
Density: 0.843 g/ml 
Flash Point: 2.2 °C
Boiling Point: 79.5 °C
Storage Temp: flammables area
Index of Refraction: 1.451
Molar Refractivity: 26.54 cm3
Molar Volume: 98.5 cm3
Surface Tension: 31.8 dyne/cm
H-Bond Donor: 1
H-Bond Acceptor: 1
Rotatable Bond Count: 1
Exact Mass: 83.073499
MonoIsotopic Mass: 83.073499
Topological Polar Surface Area: 26
Heavy Atom Count: 6
Canonical SMILES: CC(C)(C#C)N
InChI: InChI=1S/C5H9N/c1-4-5(2,3)6/h1H,6H2,2-3H3
InChIKey: VUGCBIWQHSRQBZ-UHFFFAOYSA-N
Product Categories of 2-Methyl-3-butyn-2-amine (CAS NO.2978-58-7): Small molecule

Toxicity Data With Reference

1.    

eye-rbt 100 µL MOD

    NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) No. OTS0537061 .
2.    

orl-rat LD50:1470 mg/kg

    NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) No. OTS0537061 .

Safety Profile

Hazard Codes: IrritantXi, CorrosiveC, FlammableF
Risk Statements: 36/37/38-34-22-11-43 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R34:Causes burns. 
R22:Harmful if swallowed. 
R11:Highly flammable. 
R43:May cause sensitization by skin contact.
Safety Statements: 26-36/37/39-45-16 
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 the label whenever possible.) 
S16:Keep away from sources of ignition.
RIDADR: UN 2733
RTECS: ER9543533
HazardClass: 3.1
PackingGroup: II
Moderately toxic by ingestion. A moderate eye irritant. When heated to decomposition it emits toxic vapors of NOx.

Specification

 2-Methyl-3-butyn-2-amine (CAS NO.2978-58-7) is also named as 1,1-Dimethylpropargylamine ; 1,1-Dimethylpropynylamine ; 3-Amino-3-methyl-1-butyne ; 30-D-11 ; 1,1-Dimethylprop-3-ynylamine ; 2-Propynylamine, 1,1-dimethyl- (6CI,7CI,8CI) ; 3-Butyn-2-amine, 2-methyl- .