Product Name

  • Name

    7-Aminoheptanoic acid

  • EINECS 213-197-5
  • CAS No. 929-17-9
  • Article Data33
  • CAS DataBase
  • Density 1.019 g/cm3
  • Solubility Soluble in water
  • Melting Point 192-195 °C(lit.)
  • Formula C7H15NO2
  • Boiling Point 270.6 °C at 760 mmHg
  • Molecular Weight 145.202
  • Flash Point 117.5 °C
  • Transport Information
  • Appearance
  • Safety 22-24/25
  • Risk Codes
  • Molecular Structure Molecular Structure of 929-17-9 (7-Aminoheptanoic acid)
  • Hazard Symbols
  • Synonyms 7-Aminohepentanoic acid;Amino-enanthylic acid;omega-Aminoenantic acid;Kyselina 7-aminoenanthova [Czech];Aminoenanthic acid;4-04-00-02791 (Beilstein Handbook Reference);omega-Aminoheptanoic acid;
  • PSA 63.32000
  • LogP 1.68050

Synthetic route

7-amino-heptanoic acid lactam
673-66-5

7-amino-heptanoic acid lactam

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogenchloride100%
Stage #1: 7-amino-heptanoic acid lactam With water; barium(II) hydroxide at 110℃; for 6h;
Stage #2: With carbon dioxide for 0.333333h;
93%
With sulfuric acid; water at 94℃; Rate constant; Mechanism; effective rate constants for hydrolysis at different temperatures; further temperatures;
7-bromoheptanoic acid
30515-28-7

7-bromoheptanoic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With ammonium hydroxide In water at 20℃;99%
7-amino-heptanoic acid lactam
673-66-5

7-amino-heptanoic acid lactam

barium(II) hydroxide

barium(II) hydroxide

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
Stage #1: 7-amino-heptanoic acid lactam; barium(II) hydroxide With water at 110℃; for 6h;
Stage #2: With carbon dioxide In water for 0.333333h; Cooling with ice;
93%
7-nitroheptanoic acid
110346-63-9

7-nitroheptanoic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With ammonium formate; palladium on activated charcoal In methanol at 80℃; for 0.5h;87%
7-aminoheptanenitrile
23181-80-8

7-aminoheptanenitrile

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With barium dihydroxide
With sodium hydroxide
7-chloroheptanoic acid
821-57-8

7-chloroheptanoic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With ammonia
7-amino-heptanoic acid isopropyl ester
7790-12-7

7-amino-heptanoic acid isopropyl ester

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogenchloride
7-acetylamino-heptanoic acid methyl ester
855897-82-4

7-acetylamino-heptanoic acid methyl ester

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With sodium hydroxide
7-methoxycarbonylamino-heptanoic acid methyl ester
855898-67-8

7-methoxycarbonylamino-heptanoic acid methyl ester

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogenchloride
With barium dihydroxide
7-(benzoylamino)heptanoic acid
1149-15-1

7-(benzoylamino)heptanoic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogenchloride
(5-benzoylamino-pentyl)-malonic acid
859201-09-5

(5-benzoylamino-pentyl)-malonic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogenchloride
Multi-step reaction with 2 steps
1: 145 - 150 °C
2: concentrated hydrochloric acid
View Scheme
7-{[1-(2-Hydroxy-phenyl)-meth-(E)-ylidene]-amino}-heptanoic acid

7-{[1-(2-Hydroxy-phenyl)-meth-(E)-ylidene]-amino}-heptanoic acid

A

salicylaldehyde
90-02-8

salicylaldehyde

B

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With phosphate buffer In methanol Rate constant; var. pH;
7-amino-heptanoic acid lactam
673-66-5

7-amino-heptanoic acid lactam

hydrogenchloride
7647-01-0

hydrogenchloride

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-benzamino-heptanoic acid

7-benzamino-heptanoic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogenchloride
<ε-benzamino-n-pentyl>-malonic acid diethyl ester

<ε-benzamino-n-pentyl>-malonic acid diethyl ester

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogenchloride
<ε-phthalimido-n-pentyl>-malonic acid diethyl ester

<ε-phthalimido-n-pentyl>-malonic acid diethyl ester

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogen bromide
<5-benzamino-pentyl>-malonic acid

<5-benzamino-pentyl>-malonic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With hydrogenchloride
sodium diethylmalonate
996-82-7, 34727-00-9, 73177-21-6

sodium diethylmalonate

N-benzoyl-ε-iodo-n-pentylamine

N-benzoyl-ε-iodo-n-pentylamine

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With ethanol man erhitzt den erhaltenen Ester mit konz. Salzsaeure im geschlossenen Rohr auf 160-170grad;
pimelic acid mononitrile of potassium salt

pimelic acid mononitrile of potassium salt

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With ammonia; nickel at 100℃; under 73550.8 Torr; Hydrogenation;
suberone oxime

suberone oxime

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With sulfuric acid entsteht das Anhydrid; man spaltet das durch Erhitzen mit Salzsaeure auf;
hydrogenchloride
7647-01-0

hydrogenchloride

(5-benzoylamino-pentyl)-malonic acid diethyl ester
859931-68-3

(5-benzoylamino-pentyl)-malonic acid diethyl ester

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

hydrogenchloride
7647-01-0

hydrogenchloride

(5-benzoylamino-pentyl)-malonic acid
859201-09-5

(5-benzoylamino-pentyl)-malonic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

pimelonitrile
646-20-8

pimelonitrile

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: cobalt; liquid NH3 / 120 °C / 128714 Torr / Hydrogenation
2: aqueous Ba(OH)2
View Scheme
methyl 6-cyanohexanoate
17592-25-5

methyl 6-cyanohexanoate

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: platinum / Hydrogenation
2: aq. NaOH solution
View Scheme
6-carbamoyl-hexanoic acid methyl ester
98553-02-7

6-carbamoyl-hexanoic acid methyl ester

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: phosphorus (V)-chloride
2: platinum / Hydrogenation
3: aq. NaOH solution
View Scheme
N-(5-iodo-pentyl)-benzamide
93432-24-7

N-(5-iodo-pentyl)-benzamide

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: Irradiation
2: aqueous-alcoholic NaOH-solution
3: 145 - 150 °C
4: concentrated hydrochloric acid
View Scheme
Multi-step reaction with 3 steps
1: Irradiation
2: aqueous-alcoholic NaOH-solution
3: concentrated hydrochloric acid
View Scheme
(5-benzoylamino-pentyl)-malonic acid diethyl ester
859931-68-3

(5-benzoylamino-pentyl)-malonic acid diethyl ester

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: aqueous-alcoholic NaOH-solution
2: 145 - 150 °C
3: concentrated hydrochloric acid
View Scheme
Multi-step reaction with 2 steps
1: aqueous-alcoholic NaOH-solution
2: concentrated hydrochloric acid
View Scheme
cycloheptanone
502-42-1

cycloheptanone

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: hydroxylamine-O-sulfonic acid; water; formic acid / 5.05 h / Reflux
1.2: 20 °C / pH 7 / Cooling with ice
2.1: water / 6 h / 110 °C
2.2: 0.33 h / Cooling with ice
View Scheme
Multi-step reaction with 2 steps
1.1: hydroxylamine-O-sulfonic acid; formic acid / 5.05 h / Reflux; Inert atmosphere
2.1: barium(II) hydroxide; water / 6 h / 110 °C
2.2: 0.33 h
View Scheme
6-formyl hexanoic acid
35923-65-0

6-formyl hexanoic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

Conditions
ConditionsYield
With L-alanin; pyridoxal 5'-phosphate; Chromobacterium violaceum ω-transaminase; N-2-hydroxyethylpiperazine-N'-2-ethanesulfonic acid at 25℃; for 4h; pH=7.5; Catalytic behavior; Reagent/catalyst; Enzymatic reaction;
methanol
67-56-1

methanol

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

methyl 7-aminoheptanoate hydrochloride
17994-94-4

methyl 7-aminoheptanoate hydrochloride

Conditions
ConditionsYield
With thionyl chloride at 20℃; for 5h;100%
With thionyl chloride at -10 - 20℃;100%
With thionyl chloride at -10 - 20℃;100%
7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

5-azido-1-pentylacetate
135920-28-4

5-azido-1-pentylacetate

Conditions
ConditionsYield
With triflic azide; potassium carbonate; copper(II) sulfate In methanol; dichloromethane; water99%
With copper(ll) sulfate pentahydrate; triflic azide; potassium carbonate In methanol; water at 21℃;10.7%
(1H-benzo[d][1,2,3]triazol-1-yl)(3,3-diphenyl-3H-benzo[f]chromen-8-yl)methanone
1131147-67-5

(1H-benzo[d][1,2,3]triazol-1-yl)(3,3-diphenyl-3H-benzo[f]chromen-8-yl)methanone

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-(3,3-diphenyl-3H-benzo[f]chromene-8-carboxamido)heptanoic acid
1131147-88-0

7-(3,3-diphenyl-3H-benzo[f]chromene-8-carboxamido)heptanoic acid

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran; water at 20℃; for 4h;97%
ethanol
64-17-5

ethanol

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-aminoheptanoic acid ethyl ester hydrochloride
29840-65-1

7-aminoheptanoic acid ethyl ester hydrochloride

Conditions
ConditionsYield
With thionyl chloride for 20h; Ambient temperature;95%
With thionyl chloride for 12h;
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-[(tert-butoxycarbonyl)amino]heptanoic acid
60142-89-4

7-[(tert-butoxycarbonyl)amino]heptanoic acid

Conditions
ConditionsYield
With sodium hydroxide In 1,4-dioxane; water at 0 - 20℃;94%
With sodium hydroxide In tert-butyl alcohol at 20℃;82%
With sodium carbonate In 1,4-dioxane at 50℃; for 12h;52%
(fluorenylmethoxy)carbonyl chloride
28920-43-6

(fluorenylmethoxy)carbonyl chloride

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)heptanoic acid

7-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)heptanoic acid

Conditions
ConditionsYield
With sodium carbonate In 1,4-dioxane at 20℃;93%
With sodium carbonate In 1,4-dioxane; water at 0 - 20℃; for 18h;89%
With sodium carbonate In 1,4-dioxane; water
allyl alcohol
107-18-6

allyl alcohol

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

allyl 7-aminoheptanoic ester
210630-71-0

allyl 7-aminoheptanoic ester

Conditions
ConditionsYield
With thionyl chloride for 24h; Ambient temperature;90%
Allyl chloroformate
2937-50-0

Allyl chloroformate

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-allyloxycarbonylamino-heptanoic acid
400707-99-5

7-allyloxycarbonylamino-heptanoic acid

Conditions
ConditionsYield
With sodium hydroxide In 1,4-dioxane for 1h;90%
n-heptan1ol
111-70-6

n-heptan1ol

toluene-4-sulfonic acid
104-15-4

toluene-4-sulfonic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-(heptyloxy)-7-oxoheptylammonium p-toluenesulfonate

7-(heptyloxy)-7-oxoheptylammonium p-toluenesulfonate

Conditions
ConditionsYield
In toluene at 110℃; for 8h; Schlenk technique; Inert atmosphere;90%
benzoic acid
65-85-0

benzoic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-(benzoylamino)heptanoic acid
1149-15-1

7-(benzoylamino)heptanoic acid

Conditions
ConditionsYield
Stage #1: benzoic acid With pyridine; pentafluorophenyl trifloroacetate In N,N-dimethyl-formamide at 20℃; for 3h; Inert atmosphere;
Stage #2: 7-aminoheptanoic acid With sodium hydrogencarbonate In water; N,N-dimethyl-formamide at 20℃; for 18h; Inert atmosphere;
89%
phthalic anhydride
85-44-9

phthalic anhydride

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-(1,3-dioxoisoindolin-2-yl)heptanoic acid
1154-46-7

7-(1,3-dioxoisoindolin-2-yl)heptanoic acid

Conditions
ConditionsYield
at 180℃; for 2h;89%
With triethylamine In toluene for 12h; Heating;76%
benzyl chloroformate
501-53-1

benzyl chloroformate

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-(((benzyloxy)carbonyl)amino)heptanoic acid
23434-37-9

7-(((benzyloxy)carbonyl)amino)heptanoic acid

Conditions
ConditionsYield
With sodium hydroxide In water at 0 - 20℃; for 0.5h;88%
With sodium hydroxide stirred overnight;
In sodium hydroxide7.8g (28 mmol; 81 %)
2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile
58632-95-4

2-(tert-Butoxycarbonyloxyimino)-2-phenylacetonitrile

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-[(tert-butoxycarbonyl)amino]heptanoic acid
60142-89-4

7-[(tert-butoxycarbonyl)amino]heptanoic acid

Conditions
ConditionsYield
With triethylamine In 1,4-dioxane; water for 3h;88%
C9H2O5Re

C9H2O5Re

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

tricarbonyl(8-{[(η5-cyclopentadienyl)carbonyl]amino}octanoic acid)rhenium

tricarbonyl(8-{[(η5-cyclopentadienyl)carbonyl]amino}octanoic acid)rhenium

Conditions
ConditionsYield
With pentafluorophenyl trifloroacetate; sodium hydrogencarbonate In water; N,N-dimethyl-formamide at 20℃; for 18h; Inert atmosphere;86%
allyl alcohol
107-18-6

allyl alcohol

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

allyl 7-aminoheptanoate hydrochloride

allyl 7-aminoheptanoate hydrochloride

Conditions
ConditionsYield
With thionyl chloride at -10 - 20℃; for 16h;85.1%
allyl alcohol
107-18-6

allyl alcohol

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

C11H19NO4

C11H19NO4

Conditions
ConditionsYield
In thionyl chloride at -10 - 20℃; for 16h;85.1%
maleic anhydride
108-31-6

maleic anhydride

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-((Z)-3-Carboxy-acryloylamino)-heptanoic acid

7-((Z)-3-Carboxy-acryloylamino)-heptanoic acid

Conditions
ConditionsYield
With acetic acid Ambient temperature;84%
m-carborane-1,7-dicarboxylic acid dichloride
23810-52-8

m-carborane-1,7-dicarboxylic acid dichloride

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

C2B10H10(CONH(CH2)6COOH)2
186822-47-9

C2B10H10(CONH(CH2)6COOH)2

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide In water byproducts: NaCl; stirring (20-30°C, 2-3 h), aq. HCl addn.; washing (water), drying (vac.); elem. anal.;84%
7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

diosgenin
512-04-9

diosgenin

(22β,25R)-spirost-5-en-3β-yl n-octanoate

(22β,25R)-spirost-5-en-3β-yl n-octanoate

Conditions
ConditionsYield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 30 - 35℃; Inert atmosphere;84%
N-ethoxycarbonylphthalimide
22509-74-6

N-ethoxycarbonylphthalimide

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-(1,3-dioxoisoindolin-2-yl)heptanoic acid
1154-46-7

7-(1,3-dioxoisoindolin-2-yl)heptanoic acid

Conditions
ConditionsYield
With sodium carbonate In water for 6h;83%
(2E)-cyclooct-2’-en-1’-yl 4-nitrophenyl carbonate

(2E)-cyclooct-2’-en-1’-yl 4-nitrophenyl carbonate

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

axial-(E)-7-(((cyclooct-2-en-1-yloxy)carbonyl)amino)heptanoic acid

axial-(E)-7-(((cyclooct-2-en-1-yloxy)carbonyl)amino)heptanoic acid

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 0℃; for 20h;82%
7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

7-amino-heptanoic acid lactam
673-66-5

7-amino-heptanoic acid lactam

Conditions
ConditionsYield
With di(n-butyl)tin oxide In toluene for 16h; Dean-Stark; Reflux;81%
With di(n-butyl)tin oxide In 1,3,5-trimethyl-benzene for 6h; Heating;8%
at 180 - 190℃; im Vakuum;
Multi-step reaction with 3 steps
1: 99 percent / N3Tf; CuSO4; K2CO3 / CH2Cl2; methanol; H2O
2: 96 percent / N,N'-dicyclohexylcarbodiimide / CH2Cl2 / 0 °C
3: 59 percent / 1,4-diazabicyclo[2.2.2]octane / tetrahydrofuran; H2O / 70 °C
View Scheme
N,N'-bis(benzyloxycarbonyl)-S-methylisothiourea
25508-20-7

N,N'-bis(benzyloxycarbonyl)-S-methylisothiourea

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

N,N′-(bis-Cbz-guanidino)heptanoic acid
189245-00-9

N,N′-(bis-Cbz-guanidino)heptanoic acid

Conditions
ConditionsYield
With sodium hydrogencarbonate In tetrahydrofuran at 65℃; for 6h; Substitution;81%
(S)-[4-(4-chlorophenyl)-2,3,9-trimethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-6-yl]acetic acid

(S)-[4-(4-chlorophenyl)-2,3,9-trimethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-6-yl]acetic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

C26H30ClN5O3S

C26H30ClN5O3S

Conditions
ConditionsYield
With 6-chloro-3-((dimethylamino)(dimethyliminio)methyl)-1H-benzo[d][1,2,3]triazol-3-ium-1-olatehexafluorophosphate(V); N-ethyl-N,N-diisopropylamine In N,N-dimethyl acetamide at 23℃; for 16.5h; Cooling with ice;81%
7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

6-cyanohexanaoic acid
5602-19-7

6-cyanohexanaoic acid

Conditions
ConditionsYield
With 2,2,6,6-tetramethyl-piperidine-N-oxyl; free radical; trichloroisocyanuric acid In dichloromethane at 10℃; for 4.5h;80%
(±)-gossypol acetic acid
5453-04-3, 866541-93-7, 1189561-66-7

(±)-gossypol acetic acid

7-aminoheptanoic acid
929-17-9

7-aminoheptanoic acid

C44H56N2O10

C44H56N2O10

Conditions
ConditionsYield
In ethanol79%
In ethanol at 20℃;75%

7-Aminoheptanoic acid Chemical Properties

The molecular formula of 7-Aminoheptanoic acid(929-17-9) is C7H15NO2 and its formula weight is 145.2.
7-Aminoheptanoic acid(929-17-9) has a melting point of  192-195 °C(lit.).
The chemical synonyms of 7-Aminoheptanoic acid(929-17-9) are NH2-(CH2)6-COOH;OMEGA-AMINOENANTHIC ACID;OMEGA-AMINOHEPTANOIC ACID;O-AMINO HEPTANOIC ACID;7-AMINOENANTHIC ACID;7-AMINOOENANTHIC ACID;7-AMINOHEPTANOIC ACID;H-7-AHP-OH
The molecular structure of 7-Aminoheptanoic acid(929-17-9):

7-Aminoheptanoic acid Safety Profile

Safety Statements  22-24/25
WGK Germany  2
RTECS  MJ1770000
Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View