1,9-Nonanediol supplier | CasNO.3937-56-2

Name
1,9-Nonanediol
EINECS 223-517-5
CAS No. 3937-56-2
Article Data58
CAS DataBase
Density 0.931 g/cm³
Solubility 5.7g/L at 20℃
Melting Point 45-47 °C
Formula C₉H₂₀O₂
Boiling Point 292.4 °C at 760 mmHg
Molecular Weight 160.257
Flash Point 137 °C
Transport Information
Appearance white fused crystalline solid
Safety 22-24/25
Risk Codes
Molecular Structure
Hazard Symbols
Synonyms a,w-Nonanediol;NSC 5416;1,9-Dihydroxynonane;
PSA 40.46000
LogP 1.70170

Synthetic route

: 82777-72-8
9-hydroxynonyl-1-triphenylmethylether

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
Stage #1: 9-hydroxynonyl-1-triphenylmethylether With n-butyllithium In hexane at 0℃; Stage #2: With naphthalene; lithium In tetrahydrofuran; hexane at 0 - 20℃; for 20h;	99%

: 634902-05-9
1,9-di(trityloxy)nonane

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With naphthalene; lithium In tetrahydrofuran at -30℃; for 3.5h;	99%

: 109027-55-6
9-(triphenylsilyloxy)-1-nonanol

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With naphthalene; lithium In tetrahydrofuran; methanol at 20℃; for 1h;	98%

: 98847-00-8
9-<(2H-tetrahydropyran-2-yl)oxy>nonan-1-ol

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With copper dichloride In methanol at 20℃; Hydrolysis;	95%
With CuCl2*2H2O In methanol at 20℃; for 1.25h;	95%

: 1,3-Dioxa-cyclododecane-4,12-dione

A: 123-99-9
azelaic acid

B: 3937-56-2
1,9-Nonanediol

C: 3788-56-5
9-hydroxynonanoic acid

Conditions

Conditions	Yield
With sodium tetrahydroborate In tetrahydrofuran at 23℃; for 120h;	A n/a B 2% C 92%
With sodium tetrahydroborate In tetrahydrofuran at 65℃; for 6h;	A n/a B 6% C 87%

...Expand

: 123-99-9
azelaic acid

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 4h; Reflux;	91%
With zirconium(IV) borohydride In tetrahydrofuran at 25℃; for 1h; Reduction;	90%
With samarium diiodide; water; triethylamine In tetrahydrofuran at 20℃; for 18h; Inert atmosphere;	88%

: 862249-29-4
1-[dimethyl(phenyl)silyloxy]-9-(triphenylsilyloxy)nonane

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With naphthalene; lithium In tetrahydrofuran; methanol at 20℃; for 3h;	79%

: 112-62-9
octadec-9-enoic acid methyl ester

A: 3937-56-2
1,9-Nonanediol

B: 143-08-8
nonyl alcohol

Conditions

Conditions	Yield
With lithium aluminium tetrahydride multistep reaction, other substrates;	A 74% B 64%
With lithium aluminium tetrahydride 1) CH2Cl2; Yield given. Multistep reaction. Yields of byproduct given;
With lithium aluminium tetrahydride Yield given. Multistep reaction. Yields of byproduct given;
With lithium aluminium tetrahydride Yield given. Multistep reaction. Yields of byproduct given;

: 4900-30-5
nona-1,8-diene

A: 13686-96-9
nonane-1,5-diol

B: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With 9-borabicyclo[3.3.1]nonane dimer; dimethylsulfide borane complex Product distribution;	A 71% B 15%

: 61801-07-8
9-benzylsulfonyloxynonyl benzylsulfonate

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With 4,4'-di-tert-butylbiphenyl; lithium In tetrahydrofuran at 0℃; for 2.5h;	67%

: 31502-19-9, 40709-05-5, 35854-86-5
(Z)-6-nonenol

A: 3937-56-2
1,9-Nonanediol

B: 4469-84-5
1,7-nonanediol

C: 61448-29-1
1,8-dihydroxynonane

D: 143-08-8
nonyl alcohol

Conditions

Conditions	Yield
With acetylacetonatodicarbonylrhodium(l); 1-hydroxytetraphenylcyclopentadienyl(tetraphenyl-2,4-cyclopentadien-1-one)-μ-hydrotetracarbonyldiruthenium(II); carbon monoxide; C70H72O2P2; hydrogen In 1,4-dioxane at 120℃; under 3750.38 Torr; for 36h; Inert atmosphere; Autoclave;	A 62% B n/a C n/a D 24 %Chromat.

...Expand

: 1732-10-1
Dimethyl azelate

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With ethanol; sodium
With ethanol; sodium
With i-Amyl alcohol; sodium
With hydrogenchloride; cerium monofluoride; Triethoxysilane 1. 12 h, 25 deg C; 2. acetone, 30 min; Yield given. Multistep reaction;

: 1732-10-1
Dimethyl azelate

A: 3937-56-2
1,9-Nonanediol

B: 3788-56-5
9-hydroxynonanoic acid

Conditions

Conditions	Yield
With ethanol; sodium

: 624-17-9
diethyl azelate

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With ethanol; sodium
With copper chromite at 270℃; under 154457 Torr; Hydrogenation;
With i-Amyl alcohol; sodium

: 143-28-2
oleoyl alcohol

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
(i) O3, AcOEt, (ii) LiAlH4, Py; Multistep reaction;

: 22543-29-9
undecanedioic acid diethyl ester

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With sodium In ethanol

: (Sp)-2,12-dioxa-1(1,4)-benzena-cyclododecaphane-12-carboxylic acid

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
(i) H2, Al2O3, Rh, AcOH, (ii) KOH, EtOH; Multistep reaction;

: 6008-27-1
oxecan-2-one

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With lithium triethylborohydride In various solvent(s) for 0.416667h; Thermodynamic data; ΔH;

: 136934-14-0
1-acetoxy-9-octadecene

A: 3937-56-2
1,9-Nonanediol

B: 143-08-8
nonyl alcohol

Conditions

Conditions	Yield
With lithium aluminium tetrahydride 1) CH2Cl2; Yield given. Multistep reaction. Yields of byproduct given;

: (E)-Octadec-15-ene-1,9,10,13-tetraol

A: 3937-56-2
1,9-Nonanediol

B: (E)-Non-6-ene-1,4-diol

Conditions

Conditions	Yield
With sodium tetrahydroborate; periodic acid 1.) ether, 1 h, 2.) overnight; Multistep reaction;

azelaic acid amide: azelaic acid amide

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With pentan-1-ol; sodium

: 624-17-9
diethyl azelate

barium oxide: barium oxide

copper oxide-chromium oxide: copper oxide-chromium oxide

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
at 300℃; under 198587 Torr; Hydrogenation;

...Expand

: 71-41-0
pentan-1-ol

: 1842-72-4
1,7-heptanedicarboxamide

sodium: sodium

: 3937-56-2
1,9-Nonanediol

...Expand

: 1732-10-1
Dimethyl azelate

: 64-17-5
ethanol

sodium: sodium

A: 3937-56-2
1,9-Nonanediol

B: 3788-56-5
9-hydroxynonanoic acid

...Expand

: 624-17-9
diethyl azelate

barium oxide: barium oxide

copper oxide-chromium oxide: copper oxide-chromium oxide

A: 111-84-2
nonane

B: 3937-56-2
1,9-Nonanediol

C: 143-08-8
nonyl alcohol

Conditions

Conditions	Yield
at 400℃; under 198587 Torr; Hydrogenation;

...Expand

: 4900-30-5
nona-1,8-diene

A: 3937-56-2
1,9-Nonanediol

B: 13038-21-6
non-8-en-1-ol

C: 63768-13-8
non-7-en-1-ol

D: 143-08-8
nonyl alcohol

Conditions

Conditions	Yield
Stage #1: nona-1,8-diene With triisobutylaluminum; bis-triphenylphosphine-palladium(II) chloride In dichloromethane at 25℃; for 12h; Stage #2: With sodium hydroxide; oxygen In dichloromethane	A 14 % Spectr. B 12 % Spectr. C 24 % Spectr. D 25 % Spectr.

...Expand

: benzyl 9-(allyloxycarbonyl)-1-nonyl carbonate

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With naphthalen-1-yl-lithium In tetrahydrofuran at 0℃; for 2h;

: 9-(2,2-dimethylpropanoyloxy)nonyl pivalate

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
With naphthalene; lithium In tetrahydrofuran at 0℃; for 1h;	99 % Chromat.

: 9-Trimethylsilanyloxy-9-[3-((E)-2-trimethylsilanyloxy-hept-4-enyl)-oxiranyl]-nonanoic acid methyl ester

: 3937-56-2
1,9-Nonanediol

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: LiAlH4 / tetrahydrofuran / Heating 2: 1.) H5IO6, 2.) NaBH4 / 1.) ether, 1 h, 2.) overnight View Scheme

: 3937-56-2
1,9-Nonanediol

: 4549-33-1
1,9-Dibromononane

Conditions

Conditions	Yield
With carbon tetrabromide; Cu(tmp)(BINAP)BF4; sodium bromide In N,N-dimethyl-formamide for 24h; Appel Halogenation; UV-irradiation; Inert atmosphere;	99%
With water; hydrogen bromide
With hydrogen bromide

: 3937-56-2
1,9-Nonanediol

: 200499-47-4
1,9-nonanedioldiisopropyl ether

Conditions

Conditions	Yield
With hydrogen; Pd-C In acetone	99%

: 3937-56-2
1,9-Nonanediol

: 98-59-9
p-toluenesulfonyl chloride

: 73992-42-4
nonane-1,9-diyl bis(4-methylbenzenesulfonate)

Conditions

Conditions	Yield
With pyridine In dichloromethane at 5 - 15℃; for 0.333333h;	98.6%
With pyridine at 0℃; for 2.5h;	88%
With trimethylamine hydrochloride; triethylamine In dichloromethane at 20℃; for 1h;	85%

: 3937-56-2
1,9-Nonanediol

: 76-83-5
trityl chloride

: 82777-72-8
9-hydroxynonyl-1-triphenylmethylether

Conditions

Conditions	Yield
With triethylamine In N,N-dimethyl-formamide	98%
With dmap; triethylamine In N,N-dimethyl-formamide at 25℃; for 12h;	43%
With pyridine at 0 - 20℃; for 16.5h;

: 3937-56-2
1,9-Nonanediol

: 721448-82-4
acetic acid 1-(tert-butyl-dimethyl-silanyloxymethyl)-4-hydroxy-3-oxo-1,3-dihydro-isobenzofuran-1-ylmethyl ester

: acetic acid 4-{9-[1-acetoxymethyl-1-(tert-butyl-dimethyl-silanyloxymethyl)-3-oxo-1,3-dihydro-isobenzofuran-4-yloxy]-nonyloxy}-1-(tert-butyl-dimethyl-silanyloxymethyl)-3-oxo-1,3-dihydro-isobenzofuran-1-ylmethyl ester

Conditions

Conditions	Yield
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran Mitsunobu reaction;	98%

: 3937-56-2
1,9-Nonanediol

: 821-99-8
1,9-dichlorononane

Conditions

Conditions	Yield
With Ethyl trichloroacetate; triphenylphosphine In acetonitrile at 10 - 15℃; for 3h;	97%
With thionyl chloride In dichloromethane; N,N-dimethyl-formamide	65%
With pyridine; thionyl chloride
With thionyl chloride

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

: 3937-56-2
1,9-Nonanediol

: 98847-00-8
9-<(2H-tetrahydropyran-2-yl)oxy>nonan-1-ol

Conditions

Conditions	Yield
With 1-butyl-3-methylimidazolium hydrogen sulfate In hexane for 0.0333333h; Microwave irradiation;	97%
With tin(ll) chloride In chloroform for 24h; Ambient temperature;	80%
With toluene-4-sulfonic acid In dichloromethane for 1.5h;	60%

: 3937-56-2
1,9-Nonanediol

: 55362-80-6
9-bromononan-1-ol

Conditions

Conditions	Yield
With hydrogen bromide In toluene for 7.5h; Time; Reflux;	95%
With hydrogen bromide In toluene for 30h; Dean-Stark; Reflux;	94%
With hydrogen bromide In n-heptane at 150℃;	93%

: 3937-56-2
1,9-Nonanediol

: 2746-25-0
p-Methoxybenzyl bromide

: 267005-80-1
9-((4-methoxybenzyl)oxy)nonan-1-ol

Conditions

Conditions	Yield
With sodium hydride; tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide at 0 - 20℃; for 1h;	95%
With tetra-(n-butyl)ammonium iodide; sodium hydride In N,N-dimethyl-formamide at 0℃; for 1h;	95%
With sodium hydride In N,N-dimethyl-formamide at 0 - 25℃; for 1h;	90%
With sodium hydride In tetrahydrofuran at 0 - 20℃; for 4h;	76%

: 3937-56-2
1,9-Nonanediol

: 76334-30-0
9-iodononan-1-ol

Conditions

Conditions	Yield
With iodine In acetonitrile at 120℃; for 0.0666667h; Microwave irradiation; chemoselective reaction;	93%
Multi-step reaction with 2 steps 1: 47percent HBr / toluene / Heating 2: NaI / acetone / Ambient temperature View Scheme

: 3937-56-2
1,9-Nonanediol

: 64-19-7
acetic acid

: 103109-24-6
9-hydroxyl nonanyl acetate

Conditions

Conditions	Yield
With HY-Zeolite In chloroform for 3.5h; Heating;	92%
With sulfuric acid In hexane; cyclohexane; water for 36h; Heating;	90%
	82%
With sulfuric acid In water	56%

: 3937-56-2
1,9-Nonanediol

: 51651-40-2
nonanedial

Conditions

Conditions	Yield
With Dess-Martin periodane In dichloromethane at 20℃; for 0.583333h;	92%
With 2,6-dimethylpyridine; silica gel; 4-acetylamino-2,2,6,6-tetramethylpiperidine-1-oxoammonium tetrafluoroborate In dichloromethane at 20℃; for 48h;	83%
With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In ethyl acetate for 2h; Heating;	77%

: 3937-56-2
1,9-Nonanediol

: 28447-20-3
3-vinylbenzoic acid

: nonane-1,9-diyl bis(3-vinylbenzoate)

Conditions

Conditions	Yield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 15h; Steglich Esterification; Inert atmosphere;	92%

: 3937-56-2
1,9-Nonanediol

: 98-86-2
acetophenone

: 116223-42-8
C25H32O2

Conditions

Conditions	Yield
With potassium hydroxide; bis(1,5-cyclooctadiene)diiridium(I) dichloride; triphenylphosphine at 100℃; for 15h; Inert atmosphere;	91%

: 3937-56-2
1,9-Nonanediol

: methyl 5-(chlorocarbonyl)furan-2-carboxylate

: 2-(9-hydroxynonyl) 5-methyl furan-2,5-dicarboxylate

Conditions

Conditions	Yield
With 1,4-diaza-bicyclo[2.2.2]octane; triethylamine In tetrahydrofuran at 25℃; for 10h;	91%
With 1,4-diaza-bicyclo[2.2.2]octane; triethylamine In tetrahydrofuran at 20℃;

: 3937-56-2
1,9-Nonanediol

: 124388-97-2
9-bromononanal

Conditions

Conditions	Yield
With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In ethyl acetate at 60℃;	90%
Multi-step reaction with 2 steps 1: 7.8 g / HBr / benzene / 24 h / Heating 2: 7.18 g / PCC / CH2Cl2 / 0.5 h View Scheme
Multi-step reaction with 2 steps 1: 60 percent / 48percent HBr / toluene; H2O / 48 h / 90 - 95 °C 2: 85 percent / pyridiniumchlorochromate, MgSO4 / CH2Cl2 / 1.5 h View Scheme
Multi-step reaction with 2 steps 1: HBr / benzene 2: 60 percent / pyridinium chlorochromate, NaOAc / CH2Cl2 / 2 h / Ambient temperature View Scheme

: 112-77-6
(Z)-9-octadecenoyl chloride

: 3937-56-2
1,9-Nonanediol

: 1494679-01-4
6-[(Z)-octadec-9-enoyl]oxynonyl-(Z)-octadec-9-enoate

Conditions

Conditions	Yield
With pyridine In chloroform at 20℃; Inert atmosphere;	90%

: 3937-56-2
1,9-Nonanediol

: 131986-28-2
3-(4-chloro-1,2,5-thiadiazol-3-yl)pyridine

: 274688-26-5
1,9-bis[3-(pyrid-3-yl)-1,2,5-thiadiazol-4-yloxy]nonane

Conditions

Conditions	Yield
Stage #1: 1,9-Nonanediol With sodium hydride In tetrahydrofuran Stage #2: 3-(4-chloro-1,2,5-thiadiazol-3-yl)pyridine In tetrahydrofuran for 20h; Heating; Further stages.;	88%
With sodium hydride In tetrahydrofuran Substitution; Heating;

: 3937-56-2
1,9-Nonanediol

: 62-53-3
aniline

: N,N'-diphenyl-nonanediyldiamine

Conditions

Conditions	Yield
With Pt-Sn/γ-Al2O3 In o-xylene at 145℃; for 24h; Inert atmosphere;	88%

: 3937-56-2
1,9-Nonanediol

: 824-94-2
p-methoxybenzyl chloride

: 267005-80-1
9-((4-methoxybenzyl)oxy)nonan-1-ol

Conditions

Conditions	Yield
Stage #1: 1,9-Nonanediol With sodium hydride In tetrahydrofuran; dimethyl sulfoxide; mineral oil at 0℃; for 1h; Stage #2: p-methoxybenzyl chloride With tetra-(n-butyl)ammonium iodide In tetrahydrofuran; dimethyl sulfoxide; mineral oil at 0 - 20℃; for 18.5h;	84%
Stage #1: 1,9-Nonanediol With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 1h; Inert atmosphere; Stage #2: p-methoxybenzyl chloride With tetra-(n-butyl)ammonium iodide In tetrahydrofuran; mineral oil at 23℃; Inert atmosphere;	83%
With sodium hydride In N,N-dimethyl-formamide at 25℃; for 12h;	71%
With tetra-(n-butyl)ammonium iodide; sodium hydride In tetrahydrofuran; mineral oil at 0 - 60℃; Inert atmosphere;	46%

: 3937-56-2
1,9-Nonanediol

: 18162-48-6
tert-butyldimethylsilyl chloride

: 157730-99-9
9-((tert-butyldimethylsilyl)oxy)nonan-1-ol

Conditions

Conditions	Yield
With 1H-imidazole In tetrahydrofuran at 20℃; for 3h;	83%
With 1H-imidazole In tetrahydrofuran at 0 - 20℃; for 65.67h;	83%
Stage #1: 1,9-Nonanediol With sodium hydride In tetrahydrofuran; mineral oil at 20℃; Inert atmosphere; Schlenk technique; Stage #2: tert-butyldimethylsilyl chloride In tetrahydrofuran; mineral oil at 0℃; for 2h; Inert atmosphere; Schlenk technique;	73%

: 3937-56-2
1,9-Nonanediol

: 125995-00-8
(S)-(-)-3,3,3-Trifluormilchsaeure

: 1,9-nonanediol mono-(S)-3,3,3-trifluorolactate

Conditions

Conditions	Yield
With sulfuric acid In toluene Heating;	82%

: 3937-56-2
1,9-Nonanediol

: 58479-61-1
tert-butylchlorodiphenylsilane

A: 139258-85-8
9-(tert-butyldiphenylsilyloxy)-nonan-1-ol

B: 1,9-di-(tert-butyldiphenylsilyloxy)-nonane

Conditions

Conditions	Yield
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 28h; Substitution;	A 81% B 8.5%
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 40h;	A 55% B 25%

...Expand

: 3937-56-2
1,9-Nonanediol

: 141-78-6
ethyl acetate

: 103109-24-6
9-hydroxyl nonanyl acetate

Conditions

Conditions	Yield
With HY-Zeolite for 6h; Heating;	81%

1,9-Nonanediol Specification

The IUPAC name of 1,9-Nonanediol is nonane-1,9-diol. With the CAS registry number 3937-56-2 and EINECS 223-517-5, it is also named as alpha,omega-Nonanediol. The product's categories are alpha,omega-Alkanediols; alpha,omega-Bifunctional Alkanes; Monofunctional & alpha,omega-Bifunctional Alkanes; Linear Hydrocarbon Series. It is white fused crystalline solid which is easily soluble in alcohol, ether, soluble in hot benzene and slightly soluble in water. Additionally, this chemical should be sealed in the container and stored in the cool and dry place.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 1.53; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1.53; (4)ACD/LogD (pH 7.4): 1.53; (5)ACD/BCF (pH 5.5): 8.51; (6)ACD/BCF (pH 7.4): 8.51; (7)ACD/KOC (pH 5.5): 161.18; (8)ACD/KOC (pH 7.4): 161.18; (9)#H bond acceptors: 2; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 10; (12)Polar Surface Area: 18.46 Å²; (13)Index of Refraction: 1.456; (14)Molar Refractivity: 46.81 cm³; (15)Molar Volume: 172.1 cm³; (16)Surface Tension: 36.7 dyne/cm; (17)Enthalpy of Vaporization: 61.71 kJ/mol; (18)Vapour Pressure: 0.000196 mmHg at 25°C; (19)Rotatable Bond Count: 8; (20)Exact Mass: 160.14633; (21)MonoIsotopic Mass: 160.14633; (22)Topological Polar Surface Area: 40.5; (23)Heavy Atom Count: 11; (24)Complexity: 56.6.

Preparation of 1,9-Nonanediol: It can be obtained by nonanedioic acid. This reaction which is a kind of Reduction needs reagent Zr(BH₄)₄ and solvent tetrahydrofuran at temperature of 25 °C. The reaction time is 1 hours. The yield is 90%.

Uses of 1,9-Nonanediol: It is in organic synthesis. It also can react with 3,4-dihydro-2H-pyran and 9-(tetrahydropyrane-2-yloxy)nonan-1-ol. This reaction needs reagent p-toluenesulfonic acid and solvent CH₂Cl₂. The reaction time is 1.5 hours. The yield is 60%.

People can use the following data to convert to the molecule structure.
1. SMILES:OCCCCCCCCCO
2. InChI:InChI=1/C9H20O2/c10-8-6-4-2-1-3-5-7-9-11/h10-11H,1-9H2
3. InChIKey:ALVZNPYWJMLXKV-UHFFFAOYAQ

Product Name

1,9-Nonanediol

Synthetic route

1,9-Nonanediol Specification

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