C22H27ClN2O4S
451 g/mol
APIWarning
Diltiazem hydrochloride
CAS33286-22-5EC251-443-3
Category
API
Compound Class
Heterocycle
Primary Use
Pharmaceutical Raw Material
Diltiazem hydrochloride is a pharmaceutical raw material used in the manufacturing of active pharmaceutical ingredients. It is noted for potential developmental toxicity as indicated by regulatory labeling requirements.
pharmaceutical manufacturingactive pharmaceutical ingredient production
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 33286-22-5
Related Compounds
StrongSame Parent
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SimilarStructure SimilarSimilarity 0.83
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pharmaceutical raw material
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ReferenceSame Category
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Referencestereoisomer of
(+)-cis-Diltiazem-d3 HCl (acetoxy-d3)
CAS1217860-13-3
pharmaceutical raw material
Safety Reference
Warning
H302Harmful if swallowed
H361Suspected of damaging fertility or the unborn child
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for Diltiazem hydrochloride (CAS 33286-22-5) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
[(2S,3S)-5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3-dihydro-1,5-benzothiazepin-3-yl] acetate;hydrochloride
InChIKey
HDRXZJPWHTXQRI-BHDTVMLSSA-N
SMILES
CC(=O)O[C@@H]1[C@@H](SC2=CC=CC=C2N(C1=O)CCN(C)C)C3=CC=C(C=C3)OC.Cl
Synonyms (261)
- TAZTIA
- Diltiazem for system suitability, European Pharmacopoeia (EP)
- Diltiazem hydrochloride (JP18/USP)
- Diltiazem hydrochloride, European Pharmacopoeia (EP)
- Diltiazem hydrochloride, United States Pharmacopeia (USP)
- (+)-cis-Diltiazem HCl
- 33286-22-5 (HCl)
- Adizem
- Adizem-CD
- Adizem-sr
- Adizem-xl
- Altiazem
- Altiazem RR
- Altiazem Retard
- Anginyl
- Angiozem 60
- Angiozem cr 120
- Angiozem cr 90
- Angitil
- Angitil sr 120
- Angitil sr 180
- Angitil sr 90
- Angitil xl 240
- Angitil xl 300
- Angizem
- Apo-diltiazem
- Bi-Tildiem
- Bi-carzem sr
- Bi-carzem xl
- Britiazim
- Bruzem
- Calazem
- Calcicard
- Calcicard cr
- Calnurs
- Cardiazem
- Cardil
- Cardil Retard
- Cardizem
- Cardizem (TN)
- Cardizem CD
- Cardizem LA
- Cardizem Retard
- Cardizem SR
- Cardizem XL
- Carex
- Cartia
- Cartia XT
- Cartia XT (TN)
- Carzem
- Carzen
- Cirilen
- Cirilen AP
- Citizen
- Clarute
- Coras
- Corazet
- DOV diltiazem
- Dazil
- Deltazen
- Diatal
- Dil-Sonaramia
- Dilacor
- Dilacor XR (TN)
- Dilacor xr
- Diladel
- Dilatam
- Dilatam 120
- Dilatame
- Dilcard
- Dilcardia sr
- Dilcardia xl
- Dilem
- Dilfar
- Dilgard
- Dilicardin
- Dilpral
- Dilren
- Dilrene
- Dilsal
- Dilso
- Dilt-CD (TN)
- Dilt-XR
- Dilt-cd
- Diltahexal
- Diltam
- Diltan
- Diltan SR
- Diltelan
- Diltiasyn
- Diltiazem AWD
- Diltiazem Basics
- Diltiazem Eu Rho
- Diltiazem GNR
- Diltiazem HCI
- Diltiazem HCL ER
- Diltiazem HCl
- Diltiazem HCl (Tiazac)
- Diltiazem HCl CD
- Diltiazem Henning
- Diltiazem MSD
- Diltiazem Merck
- Diltiazem Stada
- Diltiazem UPSA
- Diltiazem Verla
- Diltiazem chloridrate
- Diltiazem hydrochloride
- Diltiazem hydrochloride CRS
- Diltiazem-Cophar
- Diltiazem-GRY
- Diltiazem-Isis
- Diltiazem-Mepha
- Diltikor
- Diltime
- Diltzac
- Dilzem
- Dilzem RR
- Dilzem Retard
- Dilzem sr 120
- Dilzem sr 60
- Dilzem sr 90
- Dilzem xl 120
- Dilzem xl 180
- Dilzem xl 240
- Dilzene
- Dilzereal 90 Retard
- Dilzicardin
- Dinisor
- Dinisor Retard
- Disogram sr
- Doclis
- Dodexen
- Dodexen A.P.
- Dolizem
- Dyalac
- Entrydil
- Etizen
- Etyzen
- Farmabes
- Gadoserin
- Helsibon
- Herben
- Herbesser 180 SR
- Herbesser 60
- Herbesser 90 SR
- Hesor
- Horizem sr 120
- Horizem sr 60
- Horizem sr 90
- Incoril
- Iski
- Iski-90 SR
- Kaltiazen
- Kardil
- Kentiazem
- Kenzem sr
- Lacerol
- Levozem
- Longazem
- Lytelsen
- Masdil
- Matzim LA
- Metazem
- Milptin
- Miocardie
- Mono-Tildiem
- Myonil
- Myonil Retard
- Novo-Diltazem
- Optil
- Optil sr 120
- Optil sr 180
- Optil sr 90
- Optil xl 240
- Optil xl 300
- Oxycardil
- Pazeadin
- Pentilzeno
- Poltiazem
- Presoken
- Presokin A. P.
- RG 83606 HCl
- Retalzem 60
- Slozem
- Slozem 120
- Slozem 180
- Slozem 240
- Slozen
- Syn-Diltiazem
- TIADYLT ER
- Tazem
- Taztia XT
- Tiadil
- Tiamex
- Tiaves
- Tiazac
- Tiazac XC
- Tiazac extended release
- Tilazem
- Tilazem 90
- Tilazem AS 60
- Tilazem AS 90
- Tildiem
- Tildiem CR
- Tildiem LA
- Tildiem Retard
- Tildiem la 200
- Tildiem la 300
- Tildiem ret 120
- Tildiem ret 90
- Trumsal
- Uard 120xl
- Uard 180xl
- Uard 240xl
- Uard 300xl
- Ubicor
- Uni Masdil
- Viazem SR
- Viazem XL
- WL Diltiazem
- Zemret 180 xl
- Zemret 240 xl
- Zemret 300 xl
- Zemtard 120 xl
- Zemtard 180 xl
- Zemtard 240 xl
- Zemtard 300 xl
- Zildem
- Zilden
- Zildil sr
- Ziruvate