同位素标记物 - 上海智溯科生物科技有限公司

首页/同位素标记物

13C17-Aflatoxin B2
13C17-Aflatoxin B2

货号：ISX-ST-2565
品牌：isospex

13C17-Aflatoxin B2
13C17-Aflatoxin B2

货号：ISX-ST-2565
品牌：isospex
D4-(R,S,S,S)-Nebivolol
D4-(R,S,S,S)-Nebivolol

货号：ISX-ST-2564
品牌：isospex

D4-(R,S,S,S)-Nebivolol
D4-(R,S,S,S)-Nebivolol

货号：ISX-ST-2564
品牌：isospex
D3-Amitraz
D3-Amitraz

货号：ISX-ST-2563
品牌：isospex

D3-Amitraz
D3-Amitraz

货号：ISX-ST-2563
品牌：isospex
D3-N-Acetyl-L-alanine
D3-N-Acetyl-L-alanine

货号：ISX-ST-2562
品牌：isospex

D3-N-Acetyl-L-alanine
D3-N-Acetyl-L-alanine

货号：ISX-ST-2562
品牌：isospex
D3-Triclabendazole Sulfoxide
D3-Triclabendazole Sulfoxide

货号：ISX-ST-2561
品牌：isospex

D3-Triclabendazole Sulfoxide
D3-Triclabendazole Sulfoxide

货号：ISX-ST-2561
品牌：isospex
D3-Bemotrizinol
D3-Bemotrizinol

货号：ISX-ST-2560
品牌：isospex

D3-Bemotrizinol
D3-Bemotrizinol

货号：ISX-ST-2560
品牌：isospex
2,2,3,3-D4-Cyclopropyl Methyl Ketone
2,2,3,3-D4-Cyclopropyl Methyl Ketone

货号：ISX-ST-2559
品牌：isospex

2,2,3,3-D4-Cyclopropyl Methyl Ketone
2,2,3,3-D4-Cyclopropyl Methyl Ketone

货号：ISX-ST-2559
品牌：isospex
D3- (±)-Ambrisentan
D3- (±)-Ambrisentan

货号：ISX-ST-2558
品牌：isospex

D3- (±)-Ambrisentan
D3- (±)-Ambrisentan

货号：ISX-ST-2558
品牌：isospex
13C2-Bromoacetic Acid
13C2-Bromoacetic Acid

货号：ISX-ST-2557
品牌：isospex

13C2-Bromoacetic Acid
13C2-Bromoacetic Acid

货号：ISX-ST-2557
品牌：isospex
D4-Ethylene-diamine-1-N-t-BOC
D4-Ethylene-diamine-1-N-t-BOC

货号：ISX-ST-2556
品牌：isospex

D4-Ethylene-diamine-1-N-t-BOC
D4-Ethylene-diamine-1-N-t-BOC

货号：ISX-ST-2556
品牌：isospex
15,15,16,16,16-D5-n-Hexadecanol
15,15,16,16,16-D5-n-Hexadecanol

货号：ISX-ST-2555
品牌：isospex

15,15,16,16,16-D5-n-Hexadecanol
15,15,16,16,16-D5-n-Hexadecanol

货号：ISX-ST-2555
品牌：isospex
D3-Sorafenib
D3-Sorafenib

货号：ISX-ST-2554
品牌：isospex

D3-Sorafenib
D3-Sorafenib

货号：ISX-ST-2554
品牌：isospex
D4-5-Hydroxy Imidacloprid
D4-5-Hydroxy Imidacloprid

货号：ISX-ST-2553
品牌：isospex

D4-5-Hydroxy Imidacloprid
D4-5-Hydroxy Imidacloprid

货号：ISX-ST-2553
品牌：isospex
D8-21-Deoxycortisol
D8-21-Deoxycortisol

货号：ISX-ST-2552
品牌：isospex

D8-21-Deoxycortisol
D8-21-Deoxycortisol

货号：ISX-ST-2552
品牌：isospex
D2-N-Acetyl-S-phenyl-DL-cysteine
D2-N-Acetyl-S-phenyl-DL-cysteine

货号：ISX-ST-2551
品牌：isospex

D2-N-Acetyl-S-phenyl-DL-cysteine
D2-N-Acetyl-S-phenyl-DL-cysteine

货号：ISX-ST-2551
品牌：isospex
D10 -1-Methylnaphthalene
D10 -1-Methylnaphthalene

货号：ISX-ST-2550
品牌：isospex

D10 -1-Methylnaphthalene
D10 -1-Methylnaphthalene

货号：ISX-ST-2550
品牌：isospex
RING-D5-Phenol
RING-D5-Phenol

货号：ISX-ST-2549
品牌：isospex

RING-D5-Phenol
RING-D5-Phenol

货号：ISX-ST-2549
品牌：isospex
D6-γ-1,2,3,4,5,6-Hexachlorocyclohexane
D6-γ-1,2,3,4,5,6-Hexachlorocyclohexane

货号：ISX-ST-2548
品牌：isospex

D6-γ-1,2,3,4,5,6-Hexachlorocyclohexane
D6-γ-1,2,3,4,5,6-Hexachlorocyclohexane

货号：ISX-ST-2548
品牌：isospex
D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)
D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)

货号：ISX-ST-2547
品牌：isospex

D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)
D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)

货号：ISX-ST-2547
品牌：isospex
3-13C-L-ascorbic acid
3-13C-L-ascorbic acid

货号：ISX-ST-2546
品牌：isospex

3-13C-L-ascorbic acid
3-13C-L-ascorbic acid

货号：ISX-ST-2546
品牌：isospex
D7-Brivaracetam
D7-Brivaracetam

货号：ISX-ST-2545
品牌：isospex

D7-Brivaracetam
D7-Brivaracetam

货号：ISX-ST-2545
品牌：isospex
D8-DL-Glufosinate HCl
D8-DL-Glufosinate HCl

货号：ISX-ST-2544
品牌：isospex

D8-DL-Glufosinate HCl
D8-DL-Glufosinate HCl

货号：ISX-ST-2544
品牌：isospex
13C,D3-Riociguat
13C,D3-Riociguat

货号：ISX-ST-2543
品牌：isospex

13C,D3-Riociguat
13C,D3-Riociguat

货号：ISX-ST-2543
品牌：isospex
D6-Zotepine
D6-Zotepine

货号：ISX-ST-2542
品牌：isospex

D6-Zotepine
D6-Zotepine

货号：ISX-ST-2542
品牌：isospex
D3-17-beta-Estriol
D3-17-beta-Estriol

货号：ISX-ST-2541
品牌：isospex

D3-17-beta-Estriol
D3-17-beta-Estriol

货号：ISX-ST-2541
品牌：isospex
D4-Flupirtine Hydrochloride Salt
D4-Flupirtine Hydrochloride Salt

货号：ISX-ST-2540
品牌：isospex

D4-Flupirtine Hydrochloride Salt
D4-Flupirtine Hydrochloride Salt

货号：ISX-ST-2540
品牌：isospex
D9-2-Methyl-2-propane-thiol
D9-2-Methyl-2-propane-thiol

货号：ISX-ST-2539
品牌：isospex

D9-2-Methyl-2-propane-thiol
D9-2-Methyl-2-propane-thiol

货号：ISX-ST-2539
品牌：isospex
D15-Sodium Octanoate
D15-Sodium Octanoate

货号：ISX-ST-2538
品牌：isospex

D15-Sodium Octanoate
D15-Sodium Octanoate

货号：ISX-ST-2538
品牌：isospex
13C2-Dimethyl Phosphate Sodium Salt
13C2-Dimethyl Phosphate Sodium Salt

货号：ISX-ST-2537
品牌：isospex

13C2-Dimethyl Phosphate Sodium Salt
13C2-Dimethyl Phosphate Sodium Salt

货号：ISX-ST-2537
品牌：isospex
D6-Dimethyl sulfide
D6-Dimethyl sulfide

货号：ISX-ST-2536
品牌：isospex

D6-Dimethyl sulfide
D6-Dimethyl sulfide

货号：ISX-ST-2536
品牌：isospex
1-13C;1-D-D-mannose
1-13C;1-D-D-mannose

货号：ISX-ST-2535
品牌：isospex

1-13C;1-D-D-mannose
1-13C;1-D-D-mannose

货号：ISX-ST-2535
品牌：isospex
D3- (±)-trans-Nicotine-1’-oxide
D3- (±)-trans-Nicotine-1’-oxide

货号：ISX-ST-2534
品牌：isospex

D3- (±)-trans-Nicotine-1’-oxide
D3- (±)-trans-Nicotine-1’-oxide

货号：ISX-ST-2534
品牌：isospex
D3- (±)-Hesperetin
D3- (±)-Hesperetin

货号：ISX-ST-2533
品牌：isospex

D3- (±)-Hesperetin
D3- (±)-Hesperetin

货号：ISX-ST-2533
品牌：isospex
D5-n-Butylbenzene
D5-n-Butylbenzene

货号：ISX-ST-2532
品牌：isospex

D5-n-Butylbenzene
D5-n-Butylbenzene

货号：ISX-ST-2532
品牌：isospex
D20-Disulfiram
D20-Disulfiram

货号：ISX-ST-2531
品牌：isospex

D20-Disulfiram
D20-Disulfiram

货号：ISX-ST-2531
品牌：isospex
D7-Metoprolol hemitartrate
D7-Metoprolol hemitartrate

货号：ISX-ST-2530
品牌：isospex

D7-Metoprolol hemitartrate
D7-Metoprolol hemitartrate

货号：ISX-ST-2530
品牌：isospex
D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt
D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt

货号：ISX-ST-2529
品牌：isospex

D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt
D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt

货号：ISX-ST-2529
品牌：isospex
13C4; D4-α-Ketoisovaleric Acid Sodium Salt
13C4; D4-α-Ketoisovaleric Acid Sodium Salt

货号：ISX-ST-2528
品牌：isospex

13C4; D4-α-Ketoisovaleric Acid Sodium Salt
13C4; D4-α-Ketoisovaleric Acid Sodium Salt

货号：ISX-ST-2528
品牌：isospex
D- (R)-3-Amino piperidine-2,6-dione HCl
D- (R)-3-Amino piperidine-2,6-dione HCl

货号：ISX-ST-2527
品牌：isospex

D- (R)-3-Amino piperidine-2,6-dione HCl
D- (R)-3-Amino piperidine-2,6-dione HCl

货号：ISX-ST-2527
品牌：isospex
D15-Triphenyl-tin Chloride
D15-Triphenyl-tin Chloride

货号：ISX-ST-2526
品牌：isospex

D15-Triphenyl-tin Chloride
D15-Triphenyl-tin Chloride

货号：ISX-ST-2526
品牌：isospex

上一页 1 2...206 207 208209210 211 212...272 273 下一页

13C17-Aflatoxin B213C17-Aflatoxin B2

13C17-Aflatoxin B213C17-Aflatoxin B2

D4-(R,S,S,S)-NebivololD4-(R,S,S,S)-Nebivolol

D4-(R,S,S,S)-NebivololD4-(R,S,S,S)-Nebivolol

D3-AmitrazD3-Amitraz

D3-AmitrazD3-Amitraz

D3-N-Acetyl-L-alanineD3-N-Acetyl-L-alanine

D3-N-Acetyl-L-alanineD3-N-Acetyl-L-alanine

D3-Triclabendazole SulfoxideD3-Triclabendazole Sulfoxide

D3-Triclabendazole SulfoxideD3-Triclabendazole Sulfoxide

D3-BemotrizinolD3-Bemotrizinol

D3-BemotrizinolD3-Bemotrizinol

2,2,3,3-D4-Cyclopropyl Methyl Ketone2,2,3,3-D4-Cyclopropyl Methyl Ketone

2,2,3,3-D4-Cyclopropyl Methyl Ketone2,2,3,3-D4-Cyclopropyl Methyl Ketone

D3- (±)-AmbrisentanD3- (±)-Ambrisentan

D3- (±)-AmbrisentanD3- (±)-Ambrisentan

13C2-Bromoacetic Acid13C2-Bromoacetic Acid

13C2-Bromoacetic Acid13C2-Bromoacetic Acid

D4-Ethylene-diamine-1-N-t-BOCD4-Ethylene-diamine-1-N-t-BOC

D4-Ethylene-diamine-1-N-t-BOCD4-Ethylene-diamine-1-N-t-BOC

15,15,16,16,16-D5-n-Hexadecanol15,15,16,16,16-D5-n-Hexadecanol

15,15,16,16,16-D5-n-Hexadecanol15,15,16,16,16-D5-n-Hexadecanol

D3-SorafenibD3-Sorafenib

D3-SorafenibD3-Sorafenib

D4-5-Hydroxy ImidaclopridD4-5-Hydroxy Imidacloprid

D4-5-Hydroxy ImidaclopridD4-5-Hydroxy Imidacloprid

D8-21-DeoxycortisolD8-21-Deoxycortisol

D8-21-DeoxycortisolD8-21-Deoxycortisol

D2-N-Acetyl-S-phenyl-DL-cysteineD2-N-Acetyl-S-phenyl-DL-cysteine

D2-N-Acetyl-S-phenyl-DL-cysteineD2-N-Acetyl-S-phenyl-DL-cysteine

D10 -1-MethylnaphthaleneD10 -1-Methylnaphthalene

D10 -1-MethylnaphthaleneD10 -1-Methylnaphthalene

RING-D5-PhenolRING-D5-Phenol

RING-D5-PhenolRING-D5-Phenol

D6-γ-1,2,3,4,5,6-HexachlorocyclohexaneD6-γ-1,2,3,4,5,6-Hexachlorocyclohexane

D6-γ-1,2,3,4,5,6-HexachlorocyclohexaneD6-γ-1,2,3,4,5,6-Hexachlorocyclohexane

D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)

D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)

3-13C-L-ascorbic acid3-13C-L-ascorbic acid

3-13C-L-ascorbic acid3-13C-L-ascorbic acid

D7-BrivaracetamD7-Brivaracetam

D7-BrivaracetamD7-Brivaracetam

D8-DL-Glufosinate HClD8-DL-Glufosinate HCl

D8-DL-Glufosinate HClD8-DL-Glufosinate HCl

13C,D3-Riociguat13C,D3-Riociguat

13C,D3-Riociguat13C,D3-Riociguat

D6-ZotepineD6-Zotepine

D6-ZotepineD6-Zotepine

D3-17-beta-EstriolD3-17-beta-Estriol

D3-17-beta-EstriolD3-17-beta-Estriol

D4-Flupirtine Hydrochloride SaltD4-Flupirtine Hydrochloride Salt

D4-Flupirtine Hydrochloride SaltD4-Flupirtine Hydrochloride Salt

D9-2-Methyl-2-propane-thiolD9-2-Methyl-2-propane-thiol

D9-2-Methyl-2-propane-thiolD9-2-Methyl-2-propane-thiol

D15-Sodium OctanoateD15-Sodium Octanoate

D15-Sodium OctanoateD15-Sodium Octanoate

13C2-Dimethyl Phosphate Sodium Salt13C2-Dimethyl Phosphate Sodium Salt

13C2-Dimethyl Phosphate Sodium Salt13C2-Dimethyl Phosphate Sodium Salt

D6-Dimethyl sulfideD6-Dimethyl sulfide

D6-Dimethyl sulfideD6-Dimethyl sulfide

1-13C;1-D-D-mannose1-13C;1-D-D-mannose

1-13C;1-D-D-mannose1-13C;1-D-D-mannose

D3- (±)-trans-Nicotine-1’-oxideD3- (±)-trans-Nicotine-1’-oxide

D3- (±)-trans-Nicotine-1’-oxideD3- (±)-trans-Nicotine-1’-oxide

D3- (±)-HesperetinD3- (±)-Hesperetin

D3- (±)-HesperetinD3- (±)-Hesperetin

D5-n-ButylbenzeneD5-n-Butylbenzene

D5-n-ButylbenzeneD5-n-Butylbenzene

D20-DisulfiramD20-Disulfiram

D20-DisulfiramD20-Disulfiram

D7-Metoprolol hemitartrateD7-Metoprolol hemitartrate

D7-Metoprolol hemitartrateD7-Metoprolol hemitartrate

D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium SaltD5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt

D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium SaltD5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt

13C4; D4-α-Ketoisovaleric Acid Sodium Salt13C4; D4-α-Ketoisovaleric Acid Sodium Salt

13C4; D4-α-Ketoisovaleric Acid Sodium Salt13C4; D4-α-Ketoisovaleric Acid Sodium Salt

D- (R)-3-Amino piperidine-2,6-dione HClD- (R)-3-Amino piperidine-2,6-dione HCl

D- (R)-3-Amino piperidine-2,6-dione HClD- (R)-3-Amino piperidine-2,6-dione HCl

D15-Triphenyl-tin ChlorideD15-Triphenyl-tin Chloride

D15-Triphenyl-tin ChlorideD15-Triphenyl-tin Chloride

13C17-Aflatoxin B2
13C17-Aflatoxin B2

13C17-Aflatoxin B2
13C17-Aflatoxin B2

D4-(R,S,S,S)-Nebivolol
D4-(R,S,S,S)-Nebivolol

D4-(R,S,S,S)-Nebivolol
D4-(R,S,S,S)-Nebivolol

D3-Amitraz
D3-Amitraz

D3-Amitraz
D3-Amitraz

D3-N-Acetyl-L-alanine
D3-N-Acetyl-L-alanine

D3-N-Acetyl-L-alanine
D3-N-Acetyl-L-alanine

D3-Triclabendazole Sulfoxide
D3-Triclabendazole Sulfoxide

D3-Triclabendazole Sulfoxide
D3-Triclabendazole Sulfoxide

D3-Bemotrizinol
D3-Bemotrizinol

D3-Bemotrizinol
D3-Bemotrizinol

2,2,3,3-D4-Cyclopropyl Methyl Ketone
2,2,3,3-D4-Cyclopropyl Methyl Ketone

2,2,3,3-D4-Cyclopropyl Methyl Ketone
2,2,3,3-D4-Cyclopropyl Methyl Ketone

D3- (±)-Ambrisentan
D3- (±)-Ambrisentan

D3- (±)-Ambrisentan
D3- (±)-Ambrisentan

13C2-Bromoacetic Acid
13C2-Bromoacetic Acid

13C2-Bromoacetic Acid
13C2-Bromoacetic Acid

D4-Ethylene-diamine-1-N-t-BOC
D4-Ethylene-diamine-1-N-t-BOC

D4-Ethylene-diamine-1-N-t-BOC
D4-Ethylene-diamine-1-N-t-BOC

15,15,16,16,16-D5-n-Hexadecanol
15,15,16,16,16-D5-n-Hexadecanol

15,15,16,16,16-D5-n-Hexadecanol
15,15,16,16,16-D5-n-Hexadecanol

D3-Sorafenib
D3-Sorafenib

D3-Sorafenib
D3-Sorafenib

D4-5-Hydroxy Imidacloprid
D4-5-Hydroxy Imidacloprid

D4-5-Hydroxy Imidacloprid
D4-5-Hydroxy Imidacloprid

D8-21-Deoxycortisol
D8-21-Deoxycortisol

D8-21-Deoxycortisol
D8-21-Deoxycortisol

D2-N-Acetyl-S-phenyl-DL-cysteine
D2-N-Acetyl-S-phenyl-DL-cysteine

D2-N-Acetyl-S-phenyl-DL-cysteine
D2-N-Acetyl-S-phenyl-DL-cysteine

D10 -1-Methylnaphthalene
D10 -1-Methylnaphthalene

D10 -1-Methylnaphthalene
D10 -1-Methylnaphthalene

RING-D5-Phenol
RING-D5-Phenol

RING-D5-Phenol
RING-D5-Phenol

D6-γ-1,2,3,4,5,6-Hexachlorocyclohexane
D6-γ-1,2,3,4,5,6-Hexachlorocyclohexane

D6-γ-1,2,3,4,5,6-Hexachlorocyclohexane
D6-γ-1,2,3,4,5,6-Hexachlorocyclohexane

D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)
D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)

D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)
D4-Suberic Acid Bis(N-Hydroxysuccinimide Ester)

3-13C-L-ascorbic acid
3-13C-L-ascorbic acid

3-13C-L-ascorbic acid
3-13C-L-ascorbic acid

D7-Brivaracetam
D7-Brivaracetam

D7-Brivaracetam
D7-Brivaracetam

D8-DL-Glufosinate HCl
D8-DL-Glufosinate HCl

D8-DL-Glufosinate HCl
D8-DL-Glufosinate HCl

13C,D3-Riociguat
13C,D3-Riociguat

13C,D3-Riociguat
13C,D3-Riociguat

D6-Zotepine
D6-Zotepine

D6-Zotepine
D6-Zotepine

D3-17-beta-Estriol
D3-17-beta-Estriol

D3-17-beta-Estriol
D3-17-beta-Estriol

D4-Flupirtine Hydrochloride Salt
D4-Flupirtine Hydrochloride Salt

D4-Flupirtine Hydrochloride Salt
D4-Flupirtine Hydrochloride Salt

D9-2-Methyl-2-propane-thiol
D9-2-Methyl-2-propane-thiol

D9-2-Methyl-2-propane-thiol
D9-2-Methyl-2-propane-thiol

D15-Sodium Octanoate
D15-Sodium Octanoate

D15-Sodium Octanoate
D15-Sodium Octanoate

13C2-Dimethyl Phosphate Sodium Salt
13C2-Dimethyl Phosphate Sodium Salt

13C2-Dimethyl Phosphate Sodium Salt
13C2-Dimethyl Phosphate Sodium Salt

D6-Dimethyl sulfide
D6-Dimethyl sulfide

D6-Dimethyl sulfide
D6-Dimethyl sulfide

1-13C;1-D-D-mannose
1-13C;1-D-D-mannose

1-13C;1-D-D-mannose
1-13C;1-D-D-mannose

D3- (±)-trans-Nicotine-1’-oxide
D3- (±)-trans-Nicotine-1’-oxide

D3- (±)-trans-Nicotine-1’-oxide
D3- (±)-trans-Nicotine-1’-oxide

D3- (±)-Hesperetin
D3- (±)-Hesperetin

D3- (±)-Hesperetin
D3- (±)-Hesperetin

D5-n-Butylbenzene
D5-n-Butylbenzene

D5-n-Butylbenzene
D5-n-Butylbenzene

D20-Disulfiram
D20-Disulfiram

D20-Disulfiram
D20-Disulfiram

D7-Metoprolol hemitartrate
D7-Metoprolol hemitartrate

D7-Metoprolol hemitartrate
D7-Metoprolol hemitartrate

D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt
D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt

D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt
D5-Glycerophospho-N-Arachidonoyl Ethanolamine Sodium Salt

13C4; D4-α-Ketoisovaleric Acid Sodium Salt
13C4; D4-α-Ketoisovaleric Acid Sodium Salt

13C4; D4-α-Ketoisovaleric Acid Sodium Salt
13C4; D4-α-Ketoisovaleric Acid Sodium Salt

D- (R)-3-Amino piperidine-2,6-dione HCl
D- (R)-3-Amino piperidine-2,6-dione HCl

D- (R)-3-Amino piperidine-2,6-dione HCl
D- (R)-3-Amino piperidine-2,6-dione HCl

D15-Triphenyl-tin Chloride
D15-Triphenyl-tin Chloride

D15-Triphenyl-tin Chloride
D15-Triphenyl-tin Chloride