Kväveorganiska föreningar
Filtrerade sökresultat
N-(1-naftyl)etylendiamin dihydroklorid, 96 %
CAS: 1465-25-4 Molekylformel: C12H16Cl2N2 Molekylvikt (g/mol): 259.174 MDL-nummer: MFCD00012556 InChI-nyckel: MZNYWPRCVDMOJG-UHFFFAOYSA-N Synonym: n-1-naphthyl ethylenediamine dihydrochloride,n1-naphthalen-1-yl ethane-1,2-diamine dihydrochloride,marshall's reagent,n-1-naphthylethylenediamine dihydrochloride,ccris 425,unii-h734599kjl,1,2-ethanediamine, n-1-naphthalenyl-, dihydrochloride,2-1-naphthylamino ethylamine 2hcl,bratton-marshall reagent,n-1-naphthalenyl-1,2-ethanediamine dihydrochloride PubChem CID: 15106 ChEBI: CHEBI:53452 IUPAC-namn: N'-naftalen-l-yletan-1,2-diamin;dihydroklorid LEDER: C1=CC=C2C(=C1)C=CC=C2NCCN.Cl.Cl
| Molekylformel | C12H16Cl2N2 |
|---|---|
| PubChem CID | 15106 |
| MDL-nummer | MFCD00012556 |
| IUPAC-namn | N'-naftalen-l-yletan-1,2-diamin;dihydroklorid |
| CAS | 1465-25-4 |
| InChI-nyckel | MZNYWPRCVDMOJG-UHFFFAOYSA-N |
| LEDER | C1=CC=C2C(=C1)C=CC=C2NCCN.Cl.Cl |
| ChEBI | CHEBI:53452 |
| Molekylvikt (g/mol) | 259.174 |
| Synonym | n-1-naphthyl ethylenediamine dihydrochloride,n1-naphthalen-1-yl ethane-1,2-diamine dihydrochloride,marshall's reagent,n-1-naphthylethylenediamine dihydrochloride,ccris 425,unii-h734599kjl,1,2-ethanediamine, n-1-naphthalenyl-, dihydrochloride,2-1-naphthylamino ethylamine 2hcl,bratton-marshall reagent,n-1-naphthalenyl-1,2-ethanediamine dihydrochloride |
Dopaminhydroklorid, 99 %
CAS: 62-31-7 Molekylformel: C8H12ClNO2 Molekylvikt (g/mol): 189.64 MDL-nummer: MFCD00012898 InChI-nyckel: CTENFNNZBMHDDG-UHFFFAOYSA-N Synonym: dopamine hydrochloride,3-hydroxytyramine hydrochloride,dopamine hcl,4-2-aminoethyl benzene-1,2-diol hydrochloride,intropin,dopastat,revivan,dynatra,3,4-dihydroxyphenethylamine hydrochloride,cardiosteril PubChem CID: 65340 IUPAC-namn: 4-(2-aminoetyl)bensen-1,2-diol;hydroklorid LEDER: [H+].[Cl-].NCCC1=CC=C(O)C(O)=C1
| Molekylformel | C8H12ClNO2 |
|---|---|
| PubChem CID | 65340 |
| MDL-nummer | MFCD00012898 |
| IUPAC-namn | 4-(2-aminoetyl)bensen-1,2-diol;hydroklorid |
| CAS | 62-31-7 |
| InChI-nyckel | CTENFNNZBMHDDG-UHFFFAOYSA-N |
| LEDER | [H+].[Cl-].NCCC1=CC=C(O)C(O)=C1 |
| Molekylvikt (g/mol) | 189.64 |
| Synonym | dopamine hydrochloride,3-hydroxytyramine hydrochloride,dopamine hcl,4-2-aminoethyl benzene-1,2-diol hydrochloride,intropin,dopastat,revivan,dynatra,3,4-dihydroxyphenethylamine hydrochloride,cardiosteril |
Paraffinvätska, ren, vattenvit, d=0,83-0,86, Fisher Chemical™
CAS: 8042-47-5 Molekylformel: C16H10N2Na2O7S2 Molekylvikt (g/mol): 452.363 MDL-nummer: 131611 InChI-nyckel: AEOVEGJBKQQFOP-DDVLFWKVSA-L Synonym: acid orange 10,wool orange 2g,orange g,c.i. acid orange 10,c.i. orange g,c.i. food orange 4,light orange g,colacid orange g,dolkwal orange g,hexacol orange g PubChem CID: 9566064 IUPAC-namn: dinatrium;(8Z)-7-oxo-8-(fenylhydrazinyliden)naftalen-1,3-disulfonat LEDER: C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC(=CC(=C32)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
| Molekylformel | C16H10N2Na2O7S2 |
|---|---|
| PubChem CID | 9566064 |
| MDL-nummer | 131611 |
| IUPAC-namn | dinatrium;(8Z)-7-oxo-8-(fenylhydrazinyliden)naftalen-1,3-disulfonat |
| CAS | 8042-47-5 |
| InChI-nyckel | AEOVEGJBKQQFOP-DDVLFWKVSA-L |
| LEDER | C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC(=CC(=C32)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+] |
| Molekylvikt (g/mol) | 452.363 |
| Synonym | acid orange 10,wool orange 2g,orange g,c.i. acid orange 10,c.i. orange g,c.i. food orange 4,light orange g,colacid orange g,dolkwal orange g,hexacol orange g |
Diethanolamin, 99 %
CAS: 111-42-2 Molekylformel: C4H11NO2 Molekylvikt (g/mol): 105.14 MDL-nummer: MFCD00002843 InChI-nyckel: ZBCBWPMODOFKDW-UHFFFAOYSA-N Synonym: diethanolamine,2,2'-iminodiethanol,diolamine,iminodiethanol,bis 2-hydroxyethyl amine,diethylolamine,n,n-diethanolamine,diethanolamin,2,2'-dihydroxydiethylamine,ethanol, 2,2'-iminobis PubChem CID: 8113 ChEBI: CHEBI:28123 IUPAC-namn: 2-(2-hydroxietylamino)etanol LEDER: OCCNCCO
| Molekylformel | C4H11NO2 |
|---|---|
| PubChem CID | 8113 |
| MDL-nummer | MFCD00002843 |
| IUPAC-namn | 2-(2-hydroxietylamino)etanol |
| CAS | 111-42-2 |
| InChI-nyckel | ZBCBWPMODOFKDW-UHFFFAOYSA-N |
| LEDER | OCCNCCO |
| ChEBI | CHEBI:28123 |
| Molekylvikt (g/mol) | 105.14 |
| Synonym | diethanolamine,2,2'-iminodiethanol,diolamine,iminodiethanol,bis 2-hydroxyethyl amine,diethylolamine,n,n-diethanolamine,diethanolamin,2,2'-dihydroxydiethylamine,ethanol, 2,2'-iminobis |
Kolinklorid, 99 %
CAS: 67-48-1 Molekylformel: C5H14ClNO Molekylvikt (g/mol): 139.62 MDL-nummer: MFCD00011721 InChI-nyckel: SGMZJAMFUVOLNK-UHFFFAOYSA-M Synonym: choline chloride,hepacholine,biocolina,biocoline,lipotril,paresan,luridin chloride,choline hydrochloride,cholinium chloride,bilineurin chloride PubChem CID: 6209 ChEBI: CHEBI:133341 IUPAC-namn: 2-hydroxietyl(trimetyl)azaniumklorid LEDER: [Cl-].C[N+](C)(C)CCO
| Molekylformel | C5H14ClNO |
|---|---|
| PubChem CID | 6209 |
| MDL-nummer | MFCD00011721 |
| IUPAC-namn | 2-hydroxietyl(trimetyl)azaniumklorid |
| CAS | 67-48-1 |
| InChI-nyckel | SGMZJAMFUVOLNK-UHFFFAOYSA-M |
| LEDER | [Cl-].C[N+](C)(C)CCO |
| ChEBI | CHEBI:133341 |
| Molekylvikt (g/mol) | 139.62 |
| Synonym | choline chloride,hepacholine,biocolina,biocoline,lipotril,paresan,luridin chloride,choline hydrochloride,cholinium chloride,bilineurin chloride |
Guanidinhydroklorid, 98 %
CAS: 50-01-1 Molekylformel: CH6ClN3 Molekylvikt (g/mol): 95.53 MDL-nummer: MFCD00013026 InChI-nyckel: PJJJBBJSCAKJQF-UHFFFAOYSA-N Synonym: guanidine hydrochloride,guanidinium chloride,guanidine, monohydrochloride,aminoformamidine hydrochloride,aminomethanamidine hydrochloride,guanidine monohydrochloride,guanidine hcl,guanidine chloride,iminourea hydrochloride,carbamidine hydrochloride PubChem CID: 5742 ChEBI: CHEBI:32735 IUPAC-namn: guanidin; hydroklorid LEDER: C(=N)(N)N.Cl
| Molekylformel | CH6ClN3 |
|---|---|
| PubChem CID | 5742 |
| MDL-nummer | MFCD00013026 |
| IUPAC-namn | guanidin; hydroklorid |
| CAS | 50-01-1 |
| InChI-nyckel | PJJJBBJSCAKJQF-UHFFFAOYSA-N |
| LEDER | C(=N)(N)N.Cl |
| ChEBI | CHEBI:32735 |
| Molekylvikt (g/mol) | 95.53 |
| Synonym | guanidine hydrochloride,guanidinium chloride,guanidine, monohydrochloride,aminoformamidine hydrochloride,aminomethanamidine hydrochloride,guanidine monohydrochloride,guanidine hcl,guanidine chloride,iminourea hydrochloride,carbamidine hydrochloride |
Mineralolja, hög renhet
CAS: 8042-47-5 Molekylformel: C16H10N2Na2O7S2 Molekylvikt (g/mol): 452.363 MDL-nummer: MFCD00131611 InChI-nyckel: AEOVEGJBKQQFOP-DDVLFWKVSA-L Synonym: acid orange 10,wool orange 2g,orange g,c.i. acid orange 10,c.i. orange g,c.i. food orange 4,light orange g,colacid orange g,dolkwal orange g,hexacol orange g PubChem CID: 9566064 IUPAC-namn: dinatrium;(8Z)-7-oxo-8-(fenylhydrazinyliden)naftalen-1,3-disulfonat LEDER: C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC(=CC(=C32)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
| Molekylformel | C16H10N2Na2O7S2 |
|---|---|
| PubChem CID | 9566064 |
| MDL-nummer | MFCD00131611 |
| IUPAC-namn | dinatrium;(8Z)-7-oxo-8-(fenylhydrazinyliden)naftalen-1,3-disulfonat |
| CAS | 8042-47-5 |
| InChI-nyckel | AEOVEGJBKQQFOP-DDVLFWKVSA-L |
| LEDER | C1=CC=C(C=C1)NN=C2C(=O)C=CC3=CC(=CC(=C32)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+] |
| Molekylvikt (g/mol) | 452.363 |
| Synonym | acid orange 10,wool orange 2g,orange g,c.i. acid orange 10,c.i. orange g,c.i. food orange 4,light orange g,colacid orange g,dolkwal orange g,hexacol orange g |
Thermo Scientific Chemicals Indigokarmin
CAS: 860-22-0 Molekylformel: C16H8N2Na2O8S2 Molekylvikt (g/mol): 466.35 MDL-nummer: MFCD00005723 InChI-nyckel: KHLVKKOJDHCJMG-QDBORUFSSA-L Synonym: indigo carmine,indigocarmine,acid blue 74,indigocarmin,indigotindisulfonate sodium,c.i. acid blue 74,food blue no. 2,amacid brilliant blue,c.i. food blue 1,fd&c blue no. 2 PubChem CID: 5284351 LEDER: [Na+].[Na+].[O-]S(=O)(=O)C1=CC=C2N\C(C(=O)C2=C1)=C1\NC2=CC=C(C=C2C1=O)S([O-])(=O)=O
| Molekylformel | C16H8N2Na2O8S2 |
|---|---|
| PubChem CID | 5284351 |
| MDL-nummer | MFCD00005723 |
| CAS | 860-22-0 |
| InChI-nyckel | KHLVKKOJDHCJMG-QDBORUFSSA-L |
| LEDER | [Na+].[Na+].[O-]S(=O)(=O)C1=CC=C2N\C(C(=O)C2=C1)=C1\NC2=CC=C(C=C2C1=O)S([O-])(=O)=O |
| Molekylvikt (g/mol) | 466.35 |
| Synonym | indigo carmine,indigocarmine,acid blue 74,indigocarmin,indigotindisulfonate sodium,c.i. acid blue 74,food blue no. 2,amacid brilliant blue,c.i. food blue 1,fd&c blue no. 2 |
L-Karnitin, 98+%
CAS: 541-15-1 Molekylformel: C7H15NO3 Molekylvikt (g/mol): 161.201 MDL-nummer: MFCD00038747 InChI-nyckel: PHIQHXFUZVPYII-ZCFIWIBFSA-N Synonym: l-carnitine,levocarnitine,vitamin bt,r-carnitine,carnitor,--carnitine,carnitine,--l-carnitine,karnitin,l---carnitine PubChem CID: 10917 ChEBI: CHEBI:16347 IUPAC-namn: (3R)-3-hydroxi-4-(trimetylazaniumyl)butanoat LEDER: C[N+](C)(C)CC(CC(=O)[O-])O
| Molekylformel | C7H15NO3 |
|---|---|
| PubChem CID | 10917 |
| MDL-nummer | MFCD00038747 |
| IUPAC-namn | (3R)-3-hydroxi-4-(trimetylazaniumyl)butanoat |
| CAS | 541-15-1 |
| InChI-nyckel | PHIQHXFUZVPYII-ZCFIWIBFSA-N |
| LEDER | C[N+](C)(C)CC(CC(=O)[O-])O |
| ChEBI | CHEBI:16347 |
| Molekylvikt (g/mol) | 161.201 |
| Synonym | l-carnitine,levocarnitine,vitamin bt,r-carnitine,carnitor,--carnitine,carnitine,--l-carnitine,karnitin,l---carnitine |
Tris(hydroxymetyl)aminometan, 99 %
CAS: 77-86-1 Molekylformel: C4H11NO3 Molekylvikt (g/mol): 121.136 MDL-nummer: MFCD00004679 InChI-nyckel: LENZDBCJOHFCAS-UHFFFAOYSA-N Synonym: trometamol,tris,tromethamine,tris hydroxymethyl aminomethane,tham,trisamine,tris buffer,trizma,2-amino-2-hydroxymethyl propane-1,3-diol,tris base PubChem CID: 6503 ChEBI: CHEBI:9754 IUPAC-namn: 2-amino-2-(hydroximetyl)propan-1,3-diol LEDER: C(C(CO)(CO)N)O
| Molekylformel | C4H11NO3 |
|---|---|
| PubChem CID | 6503 |
| MDL-nummer | MFCD00004679 |
| IUPAC-namn | 2-amino-2-(hydroximetyl)propan-1,3-diol |
| CAS | 77-86-1 |
| InChI-nyckel | LENZDBCJOHFCAS-UHFFFAOYSA-N |
| LEDER | C(C(CO)(CO)N)O |
| ChEBI | CHEBI:9754 |
| Molekylvikt (g/mol) | 121.136 |
| Synonym | trometamol,tris,tromethamine,tris hydroxymethyl aminomethane,tham,trisamine,tris buffer,trizma,2-amino-2-hydroxymethyl propane-1,3-diol,tris base |
Dietylaminhydroklorid, 99 %, Thermo Scientific Chemicals
CAS: 660-68-4 MDL-nummer: MFCD00012499 InChI-nyckel: HDITUCONWLWUJR-UHFFFAOYSA-N Synonym: diethylamine hydrochloride,diethylammonium chloride,diethyl amine hydrochloride,n-ethylethanamine hydrochloride,ethanamine, n-ethyl-, hydrochloride,unii-ze9v3g1135,ethanamine, n-ethyl-, hydrochloride 1:1,diethylaminehydrochloride,diethylamine hcl,diethyl amine hcl PubChem CID: 10197650 IUPAC-namn: N-etyletanamin;hydroklorid LEDER: CCNCC.Cl
| PubChem CID | 10197650 |
|---|---|
| MDL-nummer | MFCD00012499 |
| IUPAC-namn | N-etyletanamin;hydroklorid |
| CAS | 660-68-4 |
| InChI-nyckel | HDITUCONWLWUJR-UHFFFAOYSA-N |
| LEDER | CCNCC.Cl |
| Synonym | diethylamine hydrochloride,diethylammonium chloride,diethyl amine hydrochloride,n-ethylethanamine hydrochloride,ethanamine, n-ethyl-, hydrochloride,unii-ze9v3g1135,ethanamine, n-ethyl-, hydrochloride 1:1,diethylaminehydrochloride,diethylamine hcl,diethyl amine hcl |
Bensamidin hydrokloridhydrat, 98 %
CAS: 206752-36-5 Molekylformel: C7H9ClN2 Molekylvikt (g/mol): 156.61 MDL-nummer: MFCD00066285 InChI-nyckel: LZCZIHQBSCVGRD-UHFFFAOYSA-N Synonym: benzamidine hydrochloride hydrate,benzenecarboximidamide hydrochloride hydrate,benzamidine hydrate hydrochloride,benzamidinium chloride,benzamidinehydrochloridehydrate,amidinobenzene hydrochloride,benzamidine hydrochloride monohydrate,acmc-20a6bw,ksc491m3d,benzamidin hydrochloride hydrate PubChem CID: 16219042 IUPAC-namn: bensenkarboximidamid;hydrat;hydroklorid LEDER: Cl.NC(=N)C1=CC=CC=C1
| Molekylformel | C7H9ClN2 |
|---|---|
| PubChem CID | 16219042 |
| MDL-nummer | MFCD00066285 |
| IUPAC-namn | bensenkarboximidamid;hydrat;hydroklorid |
| CAS | 206752-36-5 |
| InChI-nyckel | LZCZIHQBSCVGRD-UHFFFAOYSA-N |
| LEDER | Cl.NC(=N)C1=CC=CC=C1 |
| Molekylvikt (g/mol) | 156.61 |
| Synonym | benzamidine hydrochloride hydrate,benzenecarboximidamide hydrochloride hydrate,benzamidine hydrate hydrochloride,benzamidinium chloride,benzamidinehydrochloridehydrate,amidinobenzene hydrochloride,benzamidine hydrochloride monohydrate,acmc-20a6bw,ksc491m3d,benzamidin hydrochloride hydrate |
Tetrabutylammoniumfosfat monobasiskt, 99 %, HPLC-klass
CAS: 5574-97-0 Molekylformel: C16H38NO4P Molekylvikt (g/mol): 339.46 MDL-nummer: MFCD00064526 InChI-nyckel: ARRNBPCNZJXHRJ-UHFFFAOYSA-M Synonym: tetrabutylammonium dihydrogen phosphate,tetrabutylammonium phosphate,tetrabutylammonium dihydrogenphosphate,1-butanaminium, n,n,n-tributyl-, phosphate 1:1,tetra-n-butylammonium phosphate,tetrabutylazanium dihydrogen phosphate,dihydrogen phosphate; tetrabutylazanium,dihydrogen phosphate; tetrabutylammonium,tetrabutyl ammonium dihydrogen phosphate,tetrabutylammonium ion dihydrogenphosphate ion PubChem CID: 2735142 IUPAC-namn: divätefosfat;tetrabutylazanium LEDER: OP(O)([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC
| Molekylformel | C16H38NO4P |
|---|---|
| PubChem CID | 2735142 |
| MDL-nummer | MFCD00064526 |
| IUPAC-namn | divätefosfat;tetrabutylazanium |
| CAS | 5574-97-0 |
| InChI-nyckel | ARRNBPCNZJXHRJ-UHFFFAOYSA-M |
| LEDER | OP(O)([O-])=O.CCCC[N+](CCCC)(CCCC)CCCC |
| Molekylvikt (g/mol) | 339.46 |
| Synonym | tetrabutylammonium dihydrogen phosphate,tetrabutylammonium phosphate,tetrabutylammonium dihydrogenphosphate,1-butanaminium, n,n,n-tributyl-, phosphate 1:1,tetra-n-butylammonium phosphate,tetrabutylazanium dihydrogen phosphate,dihydrogen phosphate; tetrabutylazanium,dihydrogen phosphate; tetrabutylammonium,tetrabutyl ammonium dihydrogen phosphate,tetrabutylammonium ion dihydrogenphosphate ion |
Thermo Scientific Chemicals Tris(hydroximetyl)aminometanhydroklorid, 99+%
CAS: 1185-53-1 Molekylformel: C4H12ClNO3 Molekylvikt (g/mol): 157.594 MDL-nummer: MFCD00012590 InChI-nyckel: QKNYBSVHEMOAJP-UHFFFAOYSA-N Synonym: tris hydrochloride,tris hydroxymethyl aminomethane hydrochloride,2-amino-2-hydroxymethyl propane-1,3-diol hydrochloride,tromethamine hydrochloride,tris hcl,Tris-HCl,2-amino-2-hydroxymethyl-1,3-propanediol hydrochloride,tris buffer hydrochloride,1,3-propanediol, 2-amino-2-hydroxymethyl-, hydrochloride PubChem CID: 93573 IUPAC-namn: 2-amino-2-(hydroximetyl)propan-1,3-diol;hydroklorid LEDER: C(C(CO)(CO)N)O.Cl
| Molekylformel | C4H12ClNO3 |
|---|---|
| PubChem CID | 93573 |
| MDL-nummer | MFCD00012590 |
| IUPAC-namn | 2-amino-2-(hydroximetyl)propan-1,3-diol;hydroklorid |
| CAS | 1185-53-1 |
| InChI-nyckel | QKNYBSVHEMOAJP-UHFFFAOYSA-N |
| LEDER | C(C(CO)(CO)N)O.Cl |
| Molekylvikt (g/mol) | 157.594 |
| Synonym | tris hydrochloride,tris hydroxymethyl aminomethane hydrochloride,2-amino-2-hydroxymethyl propane-1,3-diol hydrochloride,tromethamine hydrochloride,tris hcl,Tris-HCl,2-amino-2-hydroxymethyl-1,3-propanediol hydrochloride,tris buffer hydrochloride,1,3-propanediol, 2-amino-2-hydroxymethyl-, hydrochloride |
N-1-naftyletylendiamindihydroklorid, certifierad AR för analys, Fisher Chemical™
CAS: 1465-25-4 Molekylformel: C12H16Cl2N2 Molekylvikt (g/mol): 259.174 MDL-nummer: 12556 InChI-nyckel: MZNYWPRCVDMOJG-UHFFFAOYSA-N Synonym: n-1-naphthyl ethylenediamine dihydrochloride,n1-naphthalen-1-yl ethane-1,2-diamine dihydrochloride,marshall's reagent,n-1-naphthylethylenediamine dihydrochloride,ccris 425,unii-h734599kjl,1,2-ethanediamine, n-1-naphthalenyl-, dihydrochloride,2-1-naphthylamino ethylamine 2hcl,bratton-marshall reagent,n-1-naphthalenyl-1,2-ethanediamine dihydrochloride PubChem CID: 15106 ChEBI: CHEBI:53452 IUPAC-namn: N'-naftalen-l-yletan-1,2-diamin;dihydroklorid LEDER: C1=CC=C2C(=C1)C=CC=C2NCCN.Cl.Cl
| Molekylformel | C12H16Cl2N2 |
|---|---|
| PubChem CID | 15106 |
| MDL-nummer | 12556 |
| IUPAC-namn | N'-naftalen-l-yletan-1,2-diamin;dihydroklorid |
| CAS | 1465-25-4 |
| InChI-nyckel | MZNYWPRCVDMOJG-UHFFFAOYSA-N |
| LEDER | C1=CC=C2C(=C1)C=CC=C2NCCN.Cl.Cl |
| ChEBI | CHEBI:53452 |
| Molekylvikt (g/mol) | 259.174 |
| Synonym | n-1-naphthyl ethylenediamine dihydrochloride,n1-naphthalen-1-yl ethane-1,2-diamine dihydrochloride,marshall's reagent,n-1-naphthylethylenediamine dihydrochloride,ccris 425,unii-h734599kjl,1,2-ethanediamine, n-1-naphthalenyl-, dihydrochloride,2-1-naphthylamino ethylamine 2hcl,bratton-marshall reagent,n-1-naphthalenyl-1,2-ethanediamine dihydrochloride |