3-Butyn-1-ol supplier | CasNO.927-74-2

Name
3-Butyn-1-ol
EINECS 213-161-9
CAS No. 927-74-2
Article Data37
CAS DataBase
Density 0.924 g/cm³
Solubility
Melting Point - 63.6 °C(lit.)
Formula C₄H₆O
Boiling Point 130.125 °C at 760 mmHg
Molecular Weight 70.091
Flash Point 36.111 °C
Transport Information UN 1986 3/PG 3
Appearance colourless liquid
Safety 26-36-37/39-16
Risk Codes 10-36/37/38
Molecular Structure
Hazard Symbols Xi,F
Synonyms 3-Butyne-1-ol;(2-Hydroxyethyl)acetylene;1-Butyn-4-ol;1-Hydroxy-3-butyne;3-Butynol;3-Butynyl alcohol;4-Hydroxy-1-butyne;NSC 9708;
PSA 20.23000
LogP 0.00200

Synthetic route

: 40365-61-5
2-(but-3-yn-1-yloxy)tetrahydropyran

A: 6581-66-4
2-methoxytetrahydropyran

B: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With methanol; DOWEX 50 W-X2 cation exchange resin at 40℃; for 1h;	A n/a B 98%

: pyridine-2-carboxylic acid but-3-ynyl ester

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With zinc diacetate In methanol; dichloromethane at 20℃; for 1.5h;	97%

: 75014-48-1
4-<(triphenylmethyl)oxy>-1-butyne

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With indium(III) chloride; water In acetonitrile for 2h; Heating;	93%

: 40365-61-5
2-(but-3-yn-1-yloxy)tetrahydropyran

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With silica-supported NaHSO4 In methanol at 20℃; for 0.25h;	91%
With zinc(II) trifluoromethanesulfonate In methanol at 20℃; for 0.583333h;	87%
With pyridinium p-toluenesulfonate In ethanol at 25℃; for 3h;

: 78592-82-2
4-(tert-butyldimethylsilyloxy)-1-butyne

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With sodium hydrogen sulfate; silica gel In dichloromethane at 20℃; for 0.5h;	91%
With pyridinium hydrobromide perbromide In methanol at 0℃;	81%

: 1-[(but-3-yn-1-yloxy)methoxy]-2-methoxyethane

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With cerium(III) chloride In acetonitrile for 1.5h; Heating;	90%

: 75-21-8
oxirane

: 70277-75-7
lithium acetylide

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
In ammonia at -40℃;	88%
In ammonia for 24h;	80%

: 218434-90-3
1-but-3-ynyloxymethyl-4-methoxy-benzene

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With carbon tetrabromide In methanol for 3h; ether cleavage; Heating;	86%

: 75-21-8
oxirane

: 74-86-2
acetylene

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
Multistep reaction;	75%

: 22273-77-4
((but-3-yn-1-yloxy)methyl)benzene

A: 65-85-0
benzoic acid

B: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With bis(acetylacetonate)oxovanadium; methyl 3,5-bis((1H-1,2,4-triazol-1-yl)methyl)benzoate; oxygen; sodium acetate at 120℃; for 48h;	A 66% B 54%

: 50-00-0
formaldehyd

: 106-96-7
propargyl bromide

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With aluminium; mercury dichloride In tetrahydrofuran	55%
With zinc In tetrahydrofuran Addition;

: 75-21-8
oxirane

: 1066-26-8
sodium acetylide

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With ammonia
With ammonia

: 75-21-8
oxirane

: 1066-26-8
sodium acetylide

A: 36697-85-5
2-but-3-ynyloxy-ethanol

B: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With ammonia

...Expand

: 18913-31-0
2,3-butadien-1-ol

A: 764-01-2
methyl propargyl alcohol

B: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With sodium

: 76334-36-6
3-bromobut-3-en-1-ol

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With potassium hydroxide

: 75-21-8
oxirane

: 7664-41-7
ammonia

: 74-86-2
acetylene

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
beim Behandeln von Natriumacetylenid;
beim Behandeln von Natriumacetylenid;

...Expand

: 76334-36-6
3-bromobut-3-en-1-ol

aqueous KOH-solution: aqueous KOH-solution

: 927-74-2
1-butyn-4-ol

: 18913-31-0
2,3-butadien-1-ol

sodium: sodium

A: 764-01-2
methyl propargyl alcohol

B: 927-74-2
1-butyn-4-ol

...Expand

: 75-21-8
oxirane

: 74-86-2
acetylene

A: 927-74-2
1-butyn-4-ol

B: 540-51-2
2-bromoethanol

Conditions

Conditions	Yield
Stage #1: acetylene With acetylenemagnesium bromide In tetrahydrofuran at -10 - 10℃; for 0.5h; Stage #2: oxirane In tetrahydrofuran at 35 - 40℃;

...Expand

: 2134-29-4
3-Hydroxypropanal

: 90965-06-3
dimethyl 1-(1-diazo-2-oxopropyl)phosphonate

: 927-74-2
1-butyn-4-ol

Conditions

Conditions	Yield
With potassium carbonate In methanol at 20℃; for 5.5h; Seyferth-Gilbert Homologation;

: 110-87-2
3,4-dihydro-2H-pyran

: 927-74-2
1-butyn-4-ol

: 40365-61-5
2-(but-3-yn-1-yloxy)tetrahydropyran

Conditions

Conditions	Yield
With pyridinium p-toluenesulfonate In dichloromethane for 16h; Ambient temperature;	100%
With pyridinium p-toluenesulfonate In dichloromethane	99%
With toluene-4-sulfonic acid In dichloromethane at 0 - 23℃; for 1.08333h; Inert atmosphere;	99%

: 98-59-9
p-toluenesulfonyl chloride

: 927-74-2
1-butyn-4-ol

: 23418-85-1
3-butyn-1-yl p-toluenesulfonate

Conditions

Conditions	Yield
In pyridine; benzene at 0℃; for 14h;	100%
With pyridine In dichloromethane at 0℃;	100%
With pyridine In dichloromethane at 23℃;	100%

: 927-74-2
1-butyn-4-ol

: 4544-38-1
4-bromo-but-3-yn-1-ol

Conditions

Conditions	Yield
With N-Bromosuccinimide; silver nitrate In acetone at 23℃; for 2h; Inert atmosphere;	100%
With N-Bromosuccinimide; silver nitrate In acetone at 20℃; for 2h; Inert atmosphere;	98%
With N-Bromosuccinimide; silver nitrate In acetone at 25℃; for 1h;	95%

: 100-39-0
benzyl bromide

: 927-74-2
1-butyn-4-ol

: 22273-77-4
((but-3-yn-1-yloxy)methyl)benzene

Conditions

Conditions	Yield
With tetra-(n-butyl)ammonium iodide; sodium hydride In trichlorophosphate Heating;	100%
With tetra-(n-butyl)ammonium iodide; sodium hydride In tetrahydrofuran at 23℃; for 5.5h;	100%
With tetra-(n-butyl)ammonium iodide; sodium hydride In tetrahydrofuran; mineral oil at 0 - 23℃; for 18h; Inert atmosphere; Sealed tube;	100%

: 124-63-0
methanesulfonyl chloride

: 927-74-2
1-butyn-4-ol

: 72486-09-0
methanesulfonic acid but-3-ynyl ester

Conditions

Conditions	Yield
With triethylamine at 0 - 20℃;	100%
With triethylamine In dichloromethane at 0℃; for 3h;	99%
With triethylamine In dichloromethane at 0℃; for 1.25h; Inert atmosphere;	99.8%

: 75-77-4
chloro-trimethyl-silane

: 927-74-2
1-butyn-4-ol

: 2117-12-6
4-(trimethylsilyl)but-3-yn-1-ol

Conditions

Conditions	Yield
Stage #1: 3-Butyn-1-ol With n-butyllithium In tetrahydrofuran; hexane at -78 - 20℃; for 1h; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane at -78 - 20℃; for 2h;	100%
Stage #1: 3-Butyn-1-ol With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Schlenk technique; Inert atmosphere; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane at -78 - 20℃; for 2h; Schlenk technique; Inert atmosphere;	100%
Stage #1: 3-Butyn-1-ol With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Stage #2: chloro-trimethyl-silane In tetrahydrofuran; hexane at -78 - 20℃; for 2h;	98%

: 18162-48-6
tert-butyldimethylsilyl chloride

: 927-74-2
1-butyn-4-ol

: 78592-82-2
4-(tert-butyldimethylsilyloxy)-1-butyne

Conditions

Conditions	Yield
With dmap; triethylamine Substitution; Silylation;	100%
With 1H-imidazole In tetrahydrofuran at 20℃; for 3h;	100%
With 1H-imidazole In diethyl ether at 100℃; for 1h;	100%

: 106-95-6
allyl bromide

: 927-74-2
1-butyn-4-ol

: 75405-45-7
4-(prop-2-en-1-yloxy)but-1-yne

Conditions

Conditions	Yield
With sodium hydride In tert-butyl methyl ether at -5 - 20℃; for 16.25h;	100%
With sodium hydride In tetrahydrofuran; diethyl ether	70%
With sodium hydride 1.) Et2O, HMPA, RT, 30 min, 2.) Et2O, HMPA, reflux, 2.5 h; Yield given. Multistep reaction;
Stage #1: 3-Butyn-1-ol With sodium hydride In tetrahydrofuran; mineral oil at 0℃; Inert atmosphere; Stage #2: allyl bromide With tetra-(n-butyl)ammonium iodide In tetrahydrofuran; hexane at 20℃; Inert atmosphere;
Stage #1: 3-Butyn-1-ol With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 0.666667h; Inert atmosphere; Schlenk technique; Stage #2: allyl bromide With tetra-(n-butyl)ammonium iodide In tetrahydrofuran; mineral oil at 0 - 25℃; for 16h; Inert atmosphere; Schlenk technique;

: 58479-61-1
tert-butylchlorodiphenylsilane

: 927-74-2
1-butyn-4-ol

: 88158-68-3
4-(tert-butyldiphenylsilyloxy)-1-butyne

Conditions

Conditions	Yield
With dmap; triethylamine In dichloromethane at 20℃; for 2h;	100%
With 1H-imidazole In dichloromethane at 20℃; for 2h;	100%
With 1H-imidazole In N,N-dimethyl-formamide for 0.5h; Ambient temperature;	100%

: 156-59-2
cis-1,2-Dichloroethylene

: 927-74-2
1-butyn-4-ol

: 114534-21-3
(Z)-6-chlorohex-5-en-3-yn-1-ol

Conditions

Conditions	Yield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); N-butylamine In benzene at 20℃; for 12h;	100%
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); N-butylamine In benzene for 16h;	99%
Stage #1: cis-1,2-Dichloroethylene With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); N-butylamine In benzene for 0.416667h; Condensation; Stage #2: 3-Butyn-1-ol In benzene at 20℃; for 3h; Condensation;	80%

: 591-50-4
iodobenzene

: 927-74-2
1-butyn-4-ol

: 10229-11-5
4-phenyl-but-3-yn-1-ol

Conditions

Conditions	Yield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); triethylamine for 16h; Sonogashira Cross-Coupling; Reflux; Inert atmosphere; Schlenk technique;	100%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 10h; Inert atmosphere;	99%
With copper(l) iodide; potassium carbonate; bis(η3-allyl-μ-chloropalladium(II)); Tedicyp In N,N-dimethyl-formamide at 100℃; Sonogashira reaction;	97%

: 927-74-2
1-butyn-4-ol

: 2873-29-2
D-glucal triacetate

: 135195-22-1, 142344-14-7
but-3-yn-1-yl 4,6-di-O-acetyl-2,3-dideoxy-α/β-D-erythro-hex-2-enopyranoside

Conditions

Conditions	Yield
With boron trifluoride diethyl etherate In dichloromethane Ambient temperature;	100%
With 3-butyl-1-methyl-1H-imidazol-3-ium hexafluorophosphate; dysprosium(III) trifluoromethanesulfonate at 20℃; for 2h;	90%

: 176168-47-1
3-iodo-4-phenylthiophene

: 927-74-2
1-butyn-4-ol

: 3-phenyl-4-(4'-hydroxybutyn-1'-yl)thiophene

Conditions

Conditions	Yield
With triethylamine; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) In acetonitrile Heating;	100%
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) In triethylamine; acetonitrile for 18h; Heating;	100%

: 927-74-2
1-butyn-4-ol

: 211029-67-3
(3-iodo-pyridin-4-yl)-carbamic acid tert-butyl ester

: [3-(4-Hydroxy-but-1-ynyl)-pyridin-4-yl]-carbamic acid tert-butyl ester

Conditions

Conditions	Yield
With copper(l) iodide; triethylamine; bis-triphenylphosphine-palladium(II) chloride at 20℃;	100%

: 927-74-2
1-butyn-4-ol

: 87600-97-3
4,6-dichloropyrimidine-5-carboxylic acid chloride

: 285991-67-5
4,6-dichloro-pyrimidine-5-carboxylic acid but-3-ynyl ester

Conditions

Conditions	Yield
With triethylamine at 0 - 20℃;	100%
With triethylamine Substitution;	87%

: 927-74-2
1-butyn-4-ol

: 278167-18-3
N,N-dimethyl 3-trimethylsilyl-4-iodo-1H-pyrrole-1-sulfonamide

: N,N-dimethyl 3-trimethylsilyl-4-(4-hydroxy-1-butynyl)-1H-pyrrole-1-sulfonamide

Conditions

Conditions	Yield
With copper(l) iodide; diethylamine; bis-triphenylphosphine-palladium(II) chloride at 20℃; for 7h; cross-coupling; Sonogashira reaction;	100%

: 766-85-8
3-methoxy-1-iodobenzene

: 927-74-2
1-butyn-4-ol

: 92587-68-3
4-(3-methoxyphenyl)-but-3-yn-1-ol

Conditions

Conditions	Yield
With copper(l) iodide; trans-bis(triphenylphosphine)palladium dichloride; triethylamine at 0℃; for 24h; Sonogashira coupling; Inert atmosphere; Reflux;	100%
With tris-(dibenzylideneacetone)dipalladium(0); triethylamine; triphenylphosphine; copper(l) iodide at 70℃; for 24h;	82%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 8h; Sonogashira Cross-Coupling; Inert atmosphere;	73%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 12h; Inert atmosphere;
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 117℃; for 3h; Sonogashira Cross-Coupling; Inert atmosphere;

: 589-87-7
1,4-bromoiodobenzene

: 927-74-2
1-butyn-4-ol

: 59099-79-5
4-(4-bromophenyl)-3-butyn-1-ol

Conditions

Conditions	Yield
With copper(l) iodide; triethylamine; tetrakis(triphenylphosphine) palladium(0) In dichloromethane at 50℃; Sonogashira reaction;	100%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran for 4h; Inert atmosphere; Reflux;	85%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide Schlenk technique;	82%

: 1122-91-4
4-bromo-benzaldehyde

: 927-74-2
1-butyn-4-ol

: 544707-13-3
4-(4-hydroxy-1-butyn-1-yl)benzaldehyde

Conditions

Conditions	Yield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃;	100%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; for 48h; Sonogashira-Hagihara coupling;	91%
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In tetrahydrofuran at 20℃; Sonogashira Cross-Coupling;

: 530-62-1
1,1'-carbonyldiimidazole

: 927-74-2
1-butyn-4-ol

: 909707-34-2
but-3-yn-1-yl 1H-imidazole-1-carboxylate

Conditions

Conditions	Yield
In tetrahydrofuran; dichloromethane at 20℃; for 2h;	100%
In dichloromethane at 0 - 20℃; for 17h; Inert atmosphere;	88%

: 2296-23-3
2-iodo-4-cyanophenol

: 927-74-2
1-butyn-4-ol

: 919088-04-3
2-(2-hydroxy-ethyl)-benzofuran-5-carbonitrile

Conditions

Conditions	Yield
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; for 15h;	100%

: 32315-10-9
bis(trichloromethyl) carbonate

: 927-74-2
1-butyn-4-ol

: 190774-49-3
but-3-ynyl-1-oxycarbonyl chloride

Conditions

Conditions	Yield
Stage #1: bis(trichloromethyl) carbonate; 3-Butyn-1-ol In tetrahydrofuran at 0 - 20℃; Stage #2: With pyridine In tetrahydrofuran at 0 - 20℃; for 2h;	100%
In diethyl ether for 12h;
In tetrahydrofuran for 12h; Cooling with ice;
With sodium carbonate In tetrahydrofuran at 0 - 20℃; for 12h;

: 380381-28-2
4-iodopyridine-2-carboxylic acid methyl ester

: 927-74-2
1-butyn-4-ol

: C11H11NO3

Conditions

Conditions	Yield
With triethylamine; palladium diacetate; copper(l) iodide; triphenylphosphine at 20℃; for 3h;	100%

: 27607-77-8
trimethylsilyl trifluoromethanesulfonate

: 927-74-2
1-butyn-4-ol

: 58434-99-4
1-<(trimethylsilyl)oxy>-4-(trimethylsilyl)-3-butyne

Conditions

Conditions	Yield
With zinc trifluoromethanesulfonate; triethylamine In dichloromethane at 23℃; for 12h;	100%

: 191790-03-1
(((C6H5)2PCH2)2)Pt(CH3CN)(CH(Cl)COOC2H5)(1+)*BF4(1-)=[(((C6H5)2PCH2)2)Pt(CH3CN)(CH(Cl)COOC2H5)]BF4

: 927-74-2
1-butyn-4-ol

: 191790-05-3
(((C6H5)2PCH2)2)Pt(C4H6O)(CH(Cl)COOC2H5)(1+)*BF4(1-)=[(((C6H5)2PCH2)2)Pt(C4H6O)(CH(Cl)COOC2H5)]BF4

Conditions

Conditions	Yield
In dichloromethane 20°C (15 h);	100%

: 848440-23-3
(3-bromo-2-fluorophenyl)carbamic acid tert-butyl ester

: 927-74-2
1-butyn-4-ol

: 1099766-43-4
tert-butyl [3-(4-hydroxybut-1-yn-1-yl)-2-fluorophenyl]carbamate

Conditions

Conditions	Yield
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine for 3h; Reflux;	100%

: 927-74-2
1-butyn-4-ol

: 1050479-30-5
sodium but-3-yn-1-yl sulfate

Conditions

Conditions	Yield
With pyridine; chlorosulfonic acid In tetrachloromethane at 0 - 20℃;	100%

: 1033702-73-6
C17H18N2O7S

: 927-74-2
1-butyn-4-ol

: 1033702-74-7
C21H22N2O7S

Conditions

Conditions	Yield
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 20℃; for 0.5h; Mitsunobu reaction;	100%

: 112543-78-9
(1R,2R,3S,4R)-4-azido-1-<((tert-butyldiphenylsilyl)oxy)methyl>-2,3-(isopropylidenedioxy)cyclopentane

: 927-74-2
1-butyn-4-ol

: 1161113-46-7
(1R,2S,3R,4R)-4-[(tert-butyldiphenylsilyloxy)methyl]-1-[4-(2-hydroxyethyl)-1H-1,2,3-triazol-1-yl]-2,3-isopropylidenedioxycyclopentane

Conditions

Conditions	Yield
With copper; copper(II) sulfate In water; tert-butyl alcohol at 125℃; for 0.0166667h; Microwave irradiation;	100%

: 1196880-24-6
C18H33NO3Si

: 927-74-2
1-butyn-4-ol

: 1196880-29-1
C22H39NO4Si

Conditions

Conditions	Yield
Stage #1: 3-Butyn-1-ol With N,N,N,N,N,N-hexamethylphosphoric triamide; n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Stage #2: C18H33NO3Si In tetrahydrofuran; hexane at -78 - 20℃; for 3h;	100%

3-Butyn-1-ol Chemical Properties

Molecular Formula: C₄H₆O
Molecular Weight: 70.09
EINECS: 213-161-9
Density: 0.926 g/mL at 25 °C(lit.)
Melting Point: < -63 °C
Boiling Point: 128 - 129 °C
Flash Point: 36 °C
Solubility: Soluble (soluble in alcohols and organic solvents. immiscible in aliatic hydrocarbon solvents.)
Appearance: Clear liquid
3-Butyn-1-ol's(927-74-2) Synonyms: 1-Butyn-4-ol;3-butyn-1-0l;3-Butynol;3-Butynyl alcohol;4-Hydroxy-1-butyne;HCequivCCH2CH2OH;3-BUTYNE-1-OL;3-BUTYN-1-OL
3-Butyn-1-ol's(927-74-2) Molecular Structure:

3-Butyn-1-ol Uses

3-Butyn-1-ol(927-74-2) is used as Intermediate for Fexofenadine.

3-Butyn-1-ol Safety Profile

Safety Information for 3-Butyn-1-ol(927-74-2)
Hazard Codes Xi,F
Risk Statements 10-36/37/38
Safety Statements 26-36-37/39-16
RIDADR UN 1986 3/PG 3
WGK Germany 3
RTECS ES0710000
HazardClass 3

3-Butyn-1-ol Specification

Stability and Reactivity for 3-Butyn-1-ol(927-74-2)
【Incompatibilities】Acids, copper, copper alloys, acid anhydrides.
【Stability】Stable at room temperature in closed containers under normal storage and handling conditions.
【Decomposition】Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
【Combustion Products】Fire may produce irritating, corrosive and/or toxic gases.

Product Name

3-Butyn-1-ol

Synthetic route

3-Butyn-1-ol Chemical Properties

3-Butyn-1-ol Uses

3-Butyn-1-ol Safety Profile

3-Butyn-1-ol Specification

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