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2-Butyn-1-ol

2-Butyn-1-ol structure

CAS No:
764-01-2
Formula:
C4H6O
Chemical Name:
2-Butyn-1-ol
Synonyms:
2-Butyn-1-ol;2-Butynol;2-Butynyl alcohol;1-Hydroxybut-2-yne;NSC 222371;3-Methylprop-2-yn-1-ol
Categories:
Pharmaceutical Intermediates > Bulk Drug Intermediates

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Description

liquid

2-Butyn-1-ol Basic Attributes

Molecular Weight：

70.090

Exact Mass：

70.09

EC Number：

212-113-4

UNII：

US5293942K

NSC Number：

222371

DSSTox ID：

DTXSID8022115

HScode：

2905290000

Characteristics

PSA：

20.23000

XLogP3：

0.13

Appearance：

clear colourless to light yellow liquid

Density：

0.958 g/cm³ @ Temp: 21 °C

Melting Point：

-2.2 °C

Boiling Point：

148 °C

Flash Point：

51.7±0.0 °C

Refractive Index：

1.447

Storage Conditions：

Refrigerator

Safety Information

Packing level：

III

Hazard category：

Transport codes：

UN 1987 3/PG 3

wgk germany：

hazard class code：

R10;R43;R52/53

safety instructions：

S36/37

Marks：

Xi:Irritant;

Stability/Shelf Life：

Stable. Flammable.

Precautionary statement(s)：

P210, P233, P240, P241, P242, P243, P261, P264, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P370+P378, P403+P233, P403+P235, P405, P501

Hazard Statements：

H226

GHS Classification：

|Warning|H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]|P210, P233, P240, P241, P242, P243, P261, P264, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P370+P378, P403+P233, P403+P235, P405, and P501|Aggregated GHS information provided by 49 companies from 7 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Computed Properties

Molecular Weight:70.09
XLogP3:0.2
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:1
Exact Mass:70.041864811
Monoisotopic Mass:70.041864811
Topological Polar Surface Area:20.2
Heavy Atom Count:5
Complexity:62.2
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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CAS No.: 764-01-2

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Distributor Supplier of METHYL 3-(TRIMETHYLSILYL)-4-PENTENOATE

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