Chapter 38 · Miscellaneous chemical products

HSN code 3822 — chemicals list

29,025 products in our catalogue fall under HSN heading 3822. Eight-digit codes shown are indicative. Your customs broker confirms final classification.

Reference Standard

Doravirine

CAS: 1338225-97-0
Formula: C₁₇H₁₁ClF₃N₅O₃
MW: 425.7 g/mol

VQ-025378

Reference Standard

Doravirine Amide Impurity

CAS: 2054541-28-3
Formula: C₁₇H₁₃ClF₃N₅O₄
MW: 443.8 g/mol

VQ-028968

Reference Standard

Doravirine Dimer Impurity (Bis-alkylated impurity)

CAS: 2054541-33-0
Formula: C₂₁H₁₆ClF₃N₈O₄
MW: 536.8 g/mol

VQ-045309

Reference Standard

Doravirine Pyridone Impurity (DOR-VI)

CAS: 1155846-86-8
Formula: C₁₃H₆ClF₃N₂O₂
MW: 314.64 g/mol

VQ-045310

Reference Standard

Doripenem

CAS: 148016-81-3
Formula: C₁₅H₂₄N₄O₆S₂
MW: 420.5 g/mol

VQ-030289

Reference Standard

Doripenem Impurity 2

CAS: 1973411-88-9
Formula: C₁₉H₃₂N₄O₆S₂
MW: 476.6 g/mol

VQ-036796

Reference Standard

Doripenem Impurity 5

CAS: 2220995-13-9
Formula: C₁₅H₂₆N₄O₇S₂
MW: 438.52 g/mol

VQ-036797

Reference Standard

Doripenem monohydrate

CAS: 364622-82-2
Formula: C₁₅H₂₆N₄O₇S₂
MW: 438.5 g/mol

VQ-030290

Reference Standard

Doristerol

CAS: 566-99-4
Formula: C₂₇H₄₆O
MW: 386.7 g/mol

VQ-036282

Reference Standard

Dorzolamide

CAS: 120279-96-1
Formula: C₁₀H₁₆N₂O₄S₃
MW: 324.4 g/mol

VQ-043145

Reference Standard

Dorzolamide Desaminosulfonyl HCl

CAS: 403848-01-1
Formula: C₁₀H₁₅NO₂S₂
MW: 245.4 g/mol

VQ-043957

Reference Standard

Dorzolamide EP Impurity A

CAS: 120279-95-0
Formula: C₁₀H₁₆N₂O₄S₃
MW: 324.4 g/mol

VQ-025379

Reference Standard

Dorzolamide EP Impurity B

CAS: 120279-90-5
Formula: C₁₀H₁₆N₂O₄S₃
MW: 324.4 g/mol

VQ-025381

Reference Standard

Dorzolamide EP Impurity B Hydrochloride

CAS: 120279-37-0
Formula: C₁₀H₁₇ClN₂O₄S₃
MW: 360.9 g/mol

VQ-025380

Reference Standard

Dorzolamide EP Impurity D

CAS: 154154-90-2
Formula: C₈H₁₂N₂O₄S₃
MW: 296.4 g/mol

VQ-035011

Reference Standard

Dorzolamide Hydrochloride

CAS: 130693-82-2
Formula: C₁₀H₁₇ClN₂O₄S₃
MW: 360.9 g/mol

VQ-022434

Reference Standard

Dorzolamide Impurity B

CAS: 149249-72-9
Formula: C₁₀H₁₆N₂O₄S₃
MW: 324.4 g/mol

VQ-022435

Reference Standard

Dorzolamide N-Sulfonamide Dimer

CAS: 199734-72-0
Formula: C₂₀H₂₉N₃O₈S₆
MW: 631.9 g/mol

VQ-022439

Reference Standard

Dorzolamide N-Sulfonamide Dimer Sodium Salt

CAS: 1417579-07-7
Formula: C₂₀H₂₉N₃NaO₈S₆
MW: 654.84 g/mol

VQ-045149

Reference Standard

Dorzolamide USP Related Compound A

CAS: 122028-36-8
Formula: C₁₀H₁₇ClN₂O₄S₃
MW: 360.9 g/mol

VQ-030291

Reference Standard

Dorzolamide-d5

CAS: 1227097-70-2
Formula: C₁₀H₁₁D₅N₂O₄S₃
MW: 329.47 g/mol

VQ-043404

Reference Standard

Dosulepin EP Impurity A

CAS: 42046-35-5
Formula: C₁₉H₂₁NOS
MW: 311.4 g/mol

VQ-025384

Reference Standard

Dosulepin EP Impurity B

CAS: 1531-77-7
Formula: C₁₄H₁₀OS
MW: 226.3 g/mol

VQ-025382

Reference Standard

Dosulepin EP Impurity C

CAS: 1531-85-7
Formula: C₁₉H₂₃NOS
MW: 313.5 g/mol

VQ-030294

Reference Standard

Dosulepin EP Impurity D

CAS: 25846-81-5
Formula: C₁₉H₂₁NO₂S
MW: 327.4 g/mol

VQ-048083

Reference Standard

Dosulepin EP Impurity E

CAS: 25627-38-7
Formula: C₁₉H₂₁NS
MW: 295.4 g/mol

VQ-025383

Reference Standard

Dosulepin Hydrochloride

CAS: 897-15-4
Formula: C₁₉H₂₂ClNS
MW: 331.9 g/mol

VQ-030293

Reference Standard

Dosulepin/Dothiepin hydrochloride EP Impurity D

CAS: 33301-24-5
Formula: C₁₉H₂₁NO₂S
MW: 327.4 g/mol

VQ-043575

Reference Standard

Dothiepin-d3

CAS: 136765-31-6
Formula: C₁₉H₂₁NS
MW: 298.5 g/mol

VQ-048084

Reference Standard

Dotinurad

CAS: 1285572-51-1
Formula: C₁₄H₉Cl₂NO₄S
MW: 358.2 g/mol

VQ-030295

Reference Standard

Dotinurad Nitroso Impurity 1

CAS: 39884-80-5
Formula: C₇H₆N₂O₃S
MW: 198.2 g/mol

VQ-045073

Reference Standard

Dovramilast

CAS: 340019-69-4
Formula: C₂₄H₂₈N₂O₆S
MW: 472.6 g/mol

VQ-030296

Reference Standard

Doxapram EP impurity B

CAS: 1688-76-2
Formula: C₂₂H₂₈N₂O₂
MW: 352.5 g/mol

VQ-030297

Reference Standard

Doxapram Hydrochloride Monohydrate

CAS: 7081-53-0
Formula: C₂₄H₃₃ClN₂O₃
MW: 433 g/mol

VQ-048085

Reference Standard

Doxazosin

CAS: 74191-85-8
Formula: C₂₃H₂₅N₅O₅
MW: 451.5 g/mol

VQ-030300

Reference Standard

Doxazosin Acetylpiperazinyl impurity

CAS: 695217-74-4
Formula: C₁₆H₂₁N₅O₃
MW: 331.37 g/mol

VQ-043956

Reference Standard

Doxazosin desethylene impurity

CAS: 740066-32-4
Formula: C₂₁H₂₃N₅O₅
MW: 425.4 g/mol

VQ-030299

Reference Standard

Doxazosin EP Impurity B

CAS: 70918-74-0
Formula: C₁₃H₁₇ClN₂O₃
MW: 284.74 g/mol

VQ-022442

Reference Standard

Doxazosin EP Impurity C

CAS: 617677-53-9
Formula: C₂₂H₂₂N₂O₆
MW: 410.4 g/mol

VQ-025389

Reference Standard

Doxazosin EP Impurity D

CAS: 28888-44-0
Formula: C₁₀H₁₀N₂O₄
MW: 222.2 g/mol

VQ-025388

Reference Standard

Doxazosin EP Impurity E

CAS: 27631-29-4
Formula: C₁₀H₈Cl₂N₂O₂
MW: 259.09 g/mol

VQ-025386

Reference Standard

Doxazosin EP Impurity F Mesylate Salt

CAS: 2727065-71-4
Formula: C₁₁H₁₄ClN₃O₅S
MW: 335.76 g/mol

VQ-036802

Reference Standard

Doxazosin Impurity 3

CAS: 157459-53-5
Formula: C₁₀H₁₁N₃O₃
MW: 221.2 g/mol

VQ-048091

Reference Standard

Doxazosin Mesylate

CAS: 77883-43-3
Formula: C₂₄H₂₉N₅O₈S
MW: 547.6 g/mol

VQ-025387

Reference Standard

Doxazosin-d8

CAS: 1126848-44-9
Formula: C₂₃H₂₅N₅O₅
MW: 459.5 g/mol

VQ-036804

Reference Standard

Doxazosin-d8 Hydrochloride

CAS: 1219803-95-8
Formula: C₂₃H₂₆ClN₅O₅
MW: 496 g/mol

VQ-036805

Reference Standard

Doxepin

CAS: 1668-19-5
Formula: C₁₉H₂₁NO
MW: 279.4 g/mol

VQ-007435

Reference Standard

Doxepin EP Impurity A

CAS: 4504-87-4
Formula: C₁₄H₁₀O₂
MW: 210.23 g/mol

VQ-025390

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HSN code 3822 — chemicals list